參數(shù)資料
型號: HD49319F
廠商: Hitachi,Ltd.
英文描述: CMOS 9-Bit A/D Converter(CMOS 9位A/D轉(zhuǎn)換器)
中文描述: 的CMOS 9位A / D轉(zhuǎn)換器的CMOS(9位的A / D轉(zhuǎn)換器)
文件頁數(shù): 4/11頁
文件大?。?/td> 70K
代理商: HD49319F
HD49319F
4
Pin Description
(cont)
Pin No.
Symbol
Function
40
DV
DD
Digital power supply (+5 V). Connect this pin in common with AVDD external to the
IC.
41
NC
Unused
42
CLK
Conversion clock input (TTL or CMOS)
43
DV
DD2
DV
SS
NC
Digital power supply (+3.3 V)
44
Digital ground (0 V). Connect this pin in common with AV
SS
external to the IC.
Unused
45
46
D0
Digital output (LSB)
47
D1
Digital output
48
NC
Unused
Block Diagram
42
22
26
27
28
29
21
31
V
IN
10
9
8
7
5
4
3
47
46
38
39
GRY
15
RST
VRTin
CLK
SLPB
Reference voltage
generation resistor
network
Lower
comparator (4 bits)
Encoder
Upper
comparator
(5 bits)
Data com-
pensation
circuit
Encoder
Code
selection
circuit
O
D8
D7
D6
D5
D4
D3
D2
D1
D0
VR1
VR2
VR3
VRB
VRT
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