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ET16311
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VFD IOE3/4CycA*
AEo
Cy A* ET16311 EC A*c u (R) 3/4YyE yI 1/81 /16 O1/4 EA O FIP(Fluorescent Indicator Panelor Vac 12 u oIaEI 8 u aOE oI 8 u I/O oaE 1 AE/ae3/4IOEo I 3 I 1/2O(R) EaU 1/2 eE ET16311EC uAE AAi IaeI AE/I 1/4 uum Fluorescent Display) O c Eu1/4*A AEO c eA
|AUIOa
aO E3/4OI 1/4uE 1 eA 8 o Ia N oaE LED EU aOA Ea3/4I Cy oaE (R) UO1/2 *ax E1/2I 1 2 Ix 16 IOA 20 x 8 I (c) I 2x4 A Oo(c)O3/4 AA / cA* E U1/2 oix VDD-35V(c) 5 E U xio 20mA(c) EeE 4 I(c) U E IaAO cO1/2 P ex A+AI (c)A A-c C LKST BD INDO UT(c) x1/4eI QFP52 E1/2A
xeaE
(c)o
U1/2AAI1/4
OSC VSS LED1 LED2 LED3 LED4 LED5 VDD Grid1 Grid2 Grid3 Grid4 Grid5 SW1 SW2 SW3 SW4 DOUT DIN IC CLK STB KEY1 KEY2 KEY3 KEY4
1 2 3 4 5 6 7 8 9 10 11 12 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34
ET16311
33 32 31 30 29 28
27 13 14 15 16 17 18 19 20 21 22 23 24 25 26
Grid6 Grid7 Grid8 Seg20/Grid9 Seg19/Grid10 VEE VDD Seg18/Grid11 Seg17/Grid12 Seg16/Grid13 Seg15/Grid14 Seg14/Grid15 Seg13/Grid16
Seg7/KS7 Seg8/KS8 Seg9/KS9 Seg10/KS10 Seg11/KS11
Seg12/KS12
Seg2/KS2 Seg3/KS3
Seg4/KS4 Seg5/KS5 Seg6/KS6
VDD Seg1/KS1
Rev 1.1 1/11
2003-8-6
ET16311
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U1/2AEA/
U1/2A 1 5 6 7 8 9 10 15 27 35 37 13 26 32 36 44 4 AEU1/2AAu SW1 SW4 DOUT DIN IC CLK STB NI Ea1/4uy3/4Y Ee oNEa oNEa (I oNEa (O ) LED Eao A1/4-Oc A1/4-O IAA-AE1/2c On /O ) KEY1 KEY4 Au EeOEa oEy3/4Ya EeEy3/4Ya AU1/2O EeEOOa AE 1/2AxEe Oa(c)Oy 4 EUAEaEe OAI3/4Ia N AOOA1/2OI E II UEoa(c)EA Y3/4yE(R)oaON E1/4 OE1/4II Ey3/4Y(R)aEeENOOI uOEUE*A IA1/2Ey3/4YaoNO 3/4YEyEe(R)NOAOUE STB cAE1/2IAoAAUEaEey3/4YCOUOoxOx/IOAi STB E1/2cAE CLK I OUOoI E3/4OUAEU1/2a oo eI1/4uEAe 1/2 EaEe KEYRAM O EUIEao xUoEOEaIo/ ENOn EUOEao CMOS Eao 5VA 10% LED UEyC (1/4*OOIuA1/4EeAE Oae ) AeEo
,1/2Ey3/4Y
Seg1/KS1 Seg12/KS12 Seg13/Grid16 Seg20/Grid9 Grid8 Grid1 LED5 LED1
46 50 14 33 45 51 34 52
VDD VSS VEE OSC
IAOIa 1/2O(R)Oe I xio VDD-35V Ia1/2OxOnAEAE c 3/4oeOO
|AUoI1/4
OAE e/ A
/aA* c
Ey
I 3/4Y Ea Ee Ea o
/ OuAE/ IOE3/4ae
DIN VDD DOUT CLK STB R
nO AE/
I Eo ae AE/
//
20
//
//
12
AE/
Cy
20
Seg1 Seg12
8
A A N On AE/ I
//
8
O Cy AE/
Seg13/Grid16 Seg20/Grid9
/
OSC
*cA AE O O e A E //
8
O 1/4
OuAE/ 1/4 ae
4 KEY1 KEY4
//
(12*4)
I Eo ae AE/
16
//
I Eo
//
8
Cy AE/
Grid1
SW1 SW4
4
ae AE/
5IAE/ Eoae
Grid8
LED1 LED5
VDD (+5V)
GND VEE (0V) (-30V)

Rev 1.1
16
16
//
2003-8-6
2/11
ET16311
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|AUEA/
E1/2IIO3/4A RAM OO* IOE3/4 RAM x1/41/2 ae eEaE/AEaOIU1/2(R)yIA ET16311 A RAM OIAEuE3/4EcO* SG1...............SG4 00HL 03HL 06HL 09HL 0CHL 0FHL 12HL 15HL 18HL 1BHL 1EHL 21HL 24HL 27HL 2AHL 2DHL ET16311 AYy3/4E 8 IO(c) SG8 00HU 03HU 06HU 09HU 0CHU 0FHU 12HU 15HU 18HU 1BHU 1EHU 21HU 24HU 27HU 2AHU 2DHU SG12 01HL 04HL 07HL 0AHL 0DHL 10HL 13HL 16HL 19HL 1CHL 1FHL 22HL 25HL 28HL 2BHL 2EHL SG16 01HU 04HU 07HU 0AHU 0DHU 10HU 13HU 16HU 19HU 1CHU 1FHU 22HU 25HU 28HU 2BHU 2EHU SG20 02HL 05HL 08HL 0BHL 0EHL 11HL 14HL 17HL 1AHL 1DHL 10HL 23HL 26HL 29HL 2CHL 2FHL b4..................b7 xxHU 4 I 4 I RAM 12x4 xEA AoO e DIG1 DIG2 DIG3 DIG4 DIG5 DIG6 DIG7 DIG8 DIG9 DIG10 DIG11 DIG12 DIG13 DIG14 DIG15 DIG16
xOOIE ET16311 ae3/4YEaEey1/4uEAeOoIOA ET16311 AA 3/4uEEAcIEEOCoOOe3/4AuE1/4
b0................b3 xxHL I 4 I Seg17 Seg20 AI 4 oIO
KEY1
KEY2
KEY3
KEY4
Seg1/ KS1
Seg2/ KS2
Seg3/ KS3
Seg4/ KS4
Seg5/ KS5
Seg6/ KS6
Seg7/ KS7
Seg8/ KS8
Seg9/ KS9
Seg10/ KS10
Seg11/ Seg12/ KS11 KS12
Rev 1.1 3/11
2003-8-6
ET16311
www..com
EeIy IAE1/2Ecae*3/4YA AeEa1/4uEOo AxII Ey3/4YOoIAA i KEY1..................KEY3 Seg1/KS1 Seg3/KS3 Seg5/KS5 Seg7/KS7 Seg9/KS9 Seg11/KS11 b0................b3
READ xixIi OiAuA oAII Yy3/4E Seg1 b0Ao(c) KEY1..................KEY3 Seg2/KS2 Seg4/KS4 Seg6/KS6 Seg8/KS8 Seg10/KS10 Seg12/KS12 b4..................b7
oA oE
Seg12 b7(c)
LED EU 1/2EeAuAiIyE1/4IAxEU3/4YO c|OaI1/2AE LED YU 3/4yEA A EIA cO EuOEc MSB (c) (c) b5 b7 O b0 LED1 b1 LED2 b2 LED3 SW Ey3/4Y 1/2AEeAuiIyE1/4IAxEU3/4YO MSB 0 0 b0 SW1 b1 SW2 AuAi E1/2I3/4AIOcA*AEAuiEe UxO1/2U Oo OAEEy3/4YA AuAi 1AiEeOAuAE1/2IO3/4
6 U I LED A1/4 (c)
LEDUIAE UE 8 I
0AE1/2 c
IaO|
LEDIUEA A
1
b4
b3 b3 LED4 b4 LED5
b2
b1
LSB b0
LED UE 0 0
SW YU 3/4yE A b3
5 U I b2
8 I b1
0 LSB b0
b2 SW3 b3 SW4
FIP xOUI Cy b0 /AIEOuAi b7(c) uEOUOAEAuAi3/4Yoy Ec
STB AxOEIo EU aIOE STB OyOUoE1/4o(R)AE1/2c EeIUE
DIN eEaUEE
ET16311 A
OAiOAuE1/2EeI3/4A ET16311 OA1/2OEyIA EuACO3/4ooE1/4 AEIaNOnEcu iAEoAuE3/4OIoOOe IO IOEAe1/4uAEOOCIOE3/4 OAuAi IE3/4EIIOO1/2A EIOnNEc cO 12 I x16 E1/2IA MSB 0 0 (c) b4,b5 O E1/23/4ANOnI b3 b0(c) 0xxx 20 I x8 I 1000 19 I x9 I 1001 18 I x10 I (c)
1/8
1/16 EO1/4
12 I
20 I(c)
b3
b2
b1
LSB b0
1100 15 I x13 I 1101 14 I x14 I 1110 13 I x15 I
Rev 1.1 4/11 2003-8-6
ET16311
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1010 17 I x11 I 1011 16 I x12 I AuAi OAiECAuy3/4YEe 2AuAiEeOEy3/4Y ET16311 AA 3/4YAEy
1111 12 I
x16 I
EIxAE1/2OoAOO* cO IIEeEc A E1/2I/A MSB 0 b4,b5 O OAE1/2EeaOA b3 I 0xAE1/2/ I A b3 I 1E1/2OAa OAE1/2(c)IO3/4OAEeA*o b2 I b2 I OAE1/2EeAy3/4YA b1 I b1 I b1 I b1 I AuAi 0,b0 I 0,b0 I 1,b0 I 1,b0 I 3AuAiEeOO* 0E1/2IO3/4A Ey3/4Y 11/2 Ey3/4Y 0Ey3/4YAe1/4uEA 1A
1 (c)
(c)
b3
b2
b1
LSB b0
0AOO* Eeo3/4YEy AOo 1aO*O
LED EU SW Y3/4yE
OECOO* AE/IOE3/4aeEeOAOUAiCu* OO* uEc A OyE*EIEIO*O A OO* cO c MSB 1 b0 1/2 b5 *IOO AuAi 4AuAiOOAEIOE3/4 EIEeEc cO MSB 1 b4 b5 O b3 I b3 I /aOA1/4EeE 000ioA 001ioA 010ioA 011ioA 100ioA 101ioA 110ioA 111iAo 0(c)Ae1/4IouEOE3/4OIO 1AEoE3/4IO
30H A3/4EeI*COUyYoE O*O uoEC 00H 1 00H 2FH b5 b4 b3 b2 b1 LSB b0
1/16 AO(c)AeI1/4uEOOIOE3/4COAAoi 0 (c) (c) b3
b2 b1 LSB b0
OAIOE3/4Ee
b2 b0(c) =1/16 =2/16 =4/16 =10/16 =11/16 =12/16 =13/16 =14/16
Rev 1.1 5/11
2003-8-6
ET16311
www..com
oIOE3/4EAeI uOUAEUOoAeA1/4EEuE3/4EcIAoIOu
Tdisplay=500us
2 O
12x4 oUOaeY3/4yEA OO3/4
Y 3/4 1/4uEAeEy
RAM O
SG Output
DIG1
DIG2
DIG3
DIGn
DIG1
G1
G2
G3
Gn
1O =Tdisplay x n+1(c)
NnE1/2(R)I CE3/4u1/4EAII cxe oEIA1/2OEOEy3/4Y
ET16311 AnE1/2IN(R) 1K 10K(c)1/2
x/(c) /AuAiU
DOUT oECOEU DOUT UE
N AOIa1/2OOOOInUEuEaoA(c)
Io 1/4 EcuEy3/4Y
STB
DIN b0 b1 b2 b6 b7
CLK 1 2 3 7 8
Rev 1.1 6/11
2003-8-6
ET16311
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Ux(c)/ Ey3/4YAa
STB
DIN b0 CLK b1 b2
b3
b4
b5
b6
b7
1
2
3
4
5
6
7
8
twait
1
2
3
4
5
6
b0
b1
b2
b3
b4
b5
i Au A Y 3/4 y E A A O e E
Y 3/4 y E A 1/4 E
twaitY1/4a(c)EyE OAxOaECAiOO3/4Y1/2OUooOeN A O 3/4YEAy A oEUE AEyEaeoENOOIA A oEOOUO AIA EOU 1s A1/4ayEE xOIIO ET16311 xAIcIEOOI
1s twait(c)
fosc OSC 50% PWSTB STB
PWCLK CLK
PWCLK
t CLK-STB
t setup
t hold
DIN
t PZL
t PLZ
DOUT
t THZ
t TZH 90%
90% Sn/Gn 10% 10%
Rev 1.1 7/11
2003-8-6
ET16311
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O|A 1.
3/4YEyaEeIO
STB
CLK
DIN
iAuA
1
iAuA
2
iAuA
3
Y3/4yE
1
Y3/4yE
n
AuAi
4
AuAi AuAi AuAi Ey3/4Y AuAi 2. O*OEaEeI
1AiOAuE1/2Ee3/4AIO 2AiOAu3/4YEeEy 3AiOAu*EeO 1 nxoi 3/4YEyIOOAE 4AiOAEAuE3/4OIO
48 ox1/2U(c)O
STB
CLK
DIN
AuAi AuAi Ey3/4YIO 13/4YOAEyEe 2OAO*O Ee
AuAi
1
AuAi
2
Ey3/4Y
AuAi
2
Y3/4yE
Rev 1.1 8/11
2003-8-6
ET16311
www..com
1/4IIEy
1. 1/4x/Io AuAE Nx/c cN EaEecAE1/2 IcN EaEecAE1/2 x/Nc Cy xiAo| (Ta=-20ae +70ae *uA VDD VIH VIL VEE VSS=0V) xiO 4.5 0.7VDD 0 0 aIO 5 -- -- -- xioO 5.5 VDD 0.3VDD VDD-35 I V V V V
PMAX=VFD |ACy +RL |A +LED AI|Cy IcA/ =3mA/Ac O =15mACO LED c/A =20mA VFD |ACy =AIEy 6 + OEy /(OyE +1)A 30(mW) =(VDD-VEE)2/50A (IEy +1) (mW) RL |A LED ACy| =LED EyA 20(mW) AI| =VDDA 5 (mW) 6 E1/2IA VEE =-25V VDD =5V 16 II VFD |A =16A 6 + 6 7A 30=122mW =302/50A 17=306mW RL |A LED ACy| =4A 20=80mW AI| =5A 5=25mW xUAE1/4 533mW
AyEc
2.
x/*I1/4I AuAE NcO x/Nc Cy EeNc A1/4-Ea FIP oNc CyEa LED oA/c CyEa FIP oA/c CyEa AEIuA| xE/IA EaeOuIA
(Ta =25ae
VSS=0V) *uA VDD VEE VI1 VO2 IO1 IO2 PD TOPT TSTG *I -0.5 7.0 VDD+0.5 VDD-40 -0.5 VDD+0.5 VEE-0.5 VDD+0.5 +25 -40(grid) -15(segment) 1200 -40 +85 -65 150 I V V V V mA mA mW ae ae
Rev 1.1 9/11
2003-8-6
ET16311
www..com
cIEy
(Ta = -20ae AuAE
+70ae *uA
VDD = 4.5V xiO
5.5V aIO
VSS = 0V xioO
VEE = VDD-35V) I V 1 0.4 V V mA 1/4aEOIo LED1 LED5, IOH1=-1mA LED1 LED5, IOL1=20mA DOUT IOL2=4mA VO=VDD-2V Seg1/KS1 Seg12/KS12 VO=VDD-2V Grid1 Grid8 Seg13/Grid16 Seg20/Grid9 VO=VDD-35V OOCyAE/ EaoCyAE/ VI=VDD o VSS
cNEaoAE1/2 IcN EaocAE1/2 IcN EaocAE1/2 cA/ EaocAE1/2
VOH1 VOL1 VOL2 IOH1
0.9VDD
-3
cA/ EaocAE1/2
IOH2
-15
mA
cA/ CyA(c) A-xe EaoIA c EaEeA/c cN EaEecAE1/2 IcN EaEecAE1/2 OIoNc 3/4IAA/Iuc
IOLEAK RL II VIH VIL VH IDDdyn 50 0.7VDD 100
-10 150 A 1 0.3VDD 0.35 5
A k A V V V mA
CLK E3/4IIOO
DIN
STB
OIO
AuAE AEOnAE UONO
(Ta = -20ae
*uA
+70ae
xiO
VDD = 4.5V
aIO xioO 500
5.5V
I 650 300 100 2 0.5 120
VEE = -30V)
1/4aEOIo kHz ns ns s s s MHz pF R=200k CLKu DOUT CL=15Pf RL=10k Seg1/KS1 Seg12/KS12 CL=300pF Grid1 Grid8 Seg13/Grid16 Seg20/Grid9 CL=300pF, Segn, Gridn O1/4E =50%
TOSC TPLZ TPZL tTZH1
350
1/4aEIyE tTZH2 IA1/21/4aE xiOOAEAE oE EaEeEYc TTHZ Fmax Cl
1 15
EoIo1/4
IEy EaiEOOAo EaiNIAo 1/4aOAEy3/4YEe 1/4aOEy3/4Y E1/4aNIE1/4ayE
(Ta = -20ae
+70ae
VDD = 4.5V
xiO 400 1 100 100 1 1
5.5V)
aIO xioO I ns s ns ns s s 1/4aEOIo
*uA PWCLK PWSTB tSETUP tHOLD tCLK-STB tWAIT
CLKuu CLKuu
STBu CLKy
Rev 1.1 10/11
2003-8-6
ET16311
www..com
I1/4O|AIA*I
VDD
SW R4
VDD
R3 R2 LED OSC LED1 LED2 LED3 LED4 LED5 SW1 SW2 SW3 SW4 KEY1 KEY2 KEY3 KEY4 Seg12/KS12 Seg1/KS1
R1
SERIES PORT +5V
C
DOUT DIN CLK STB VDD
ET16311
Seg20/Grid9 Seg13/Grid16
0V -30V
VSS VEE Grid1 Grid8
8Io
8Io
12
4 (12*4)
VFD
=
VFD POWER
A / E O I 1/4 | O I U O C Ec y 3/4
VFDOOE3/4aIUO R2EOO1/2AOe
VFD PO WEROaO 200K
*EI1/4cA*1/2o(c)
Rev 1.1 11/11
2003-8-6

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