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TC90A67F Datasheet(Fiches technique) 4 Page - Toshiba Semiconductor

Numéro de pièce TC90A67F
Description  TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
Télécharger  24 Pages
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Fabricant  TOSHIBA [Toshiba Semiconductor]
Site Internet  http://www.semicon.toshiba.co.jp/eng
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TC90A67F Datasheet(HTML) 4 Page - Toshiba Semiconductor

 
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TC90A67F
2002-02-06
4
Terminal Function
QFP80-P-1420-0.80B
PIN
Name
I/O
Function
Condition
1
AVSS
¾ Ground for DAC
2
BIASA
¾ ADC bias voltage
3
VREFH
¾ Upper limit reference voltage of ADC
normal: 2.3 V
4
AVSS
¾ Ground for ADC
5
CVI
I
Composite video signal input
6
AVDD
¾ Power supply for ADC
7
VREFL
¾ Lower limit reference voltage of ADC
normal: 1.0 V
8
AVSS
¾ Ground for ADC
9
NC
¾
10
CKOUT
O
384fH-clock output
11
AVDD
O
Power supply for VCO
12
BIASD
¾ DAC bias voltage
13
VREF
¾ Lower limit reference voltage of DAC
normal: 1.8 V
14
NC
¾
15
NC
¾
16
AVSS
¾ Ground for VCO
17
FILTER
O
VCO filter terminal
18
AVDD
¾ Power supply for DAC
19
CKIN
I
384fH-clock input
20
NC
¾
21
VSS
¾ Ground for digital circuit
22
CKC
I
Clock input (sub-picture)
23
CKCSEL
I
Internal/external 384fH VCO select
L: internal, H: external
24
CLMP
O
Clamp level output
25
VDD
¾ Power supply for digital circuit
26
TEST
I
Test pin
normal: H
27
VSS
¾ Ground for crystal oscillator
28
XI
I
42 MHz crystal oscillator input
29
XO
O
42 MHz crystal oscillator output
30
NC
¾
31
VDD
¾ Power supply for crystal oscillator
32
NC
¾
33
NC
¾
34
CSTD
O
Internal signal output
35
VSS
¾ Ground for DRAM
36
VDD
¾ Power supply for DRAM
37
PFIELD
O
Field odd/even output (main picture)
H: even, L: odd
38
CFIELD
O
Field odd/even output (sub picture)
H: even, L: odd
39
CVREF
O
Vertical sync. output (sub picture)
40
CHREF
O
Horizontal sync. output (sub picture)
41
NC
¾


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