sm5309a Nippon Precision Circuits Inc, (NPC), sm5309a Datasheet - Page 3

• Manufacturer Part Number: sm5309a
• Description: 3-channel Video Buffer With Built-in Wideband Lpf
• Manufacturer: Nippon Precision Circuits Inc, (NPC)

PIN DESCRIPTION
*1. I: input, O: output
*2. A: analog, D: digital
Number
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
MUXSEL
Name
OUT3
OUT2
OUT1
REF2
REF1
IN1A
IN1B
GND
ISET
IN2A
IN2B
IN3A
IN3B
GND
GND
VCC
SDA
VDD
VCC
VCC
ADS
SCL
NC
I/O
I/O
O
O
O
O
O
–
–
–
–
–
–
–
–
–
I
I
I
I
I
I
I
I
I
*1
A/D
A
A
A
A
A
A
A
A
A
D
D
D
D
A
A
A
A
A
A
A
A
A
D
–
*2
SM5309A
Video signal input (CH-1, input A)
Video signal input (CH-1, input B)
Ground
Internal current-setting resistor (R
No connection
Video signal input (CH-2, input A)
Video signal input (CH-2, input B)
Analog supply
Video signal input (CH-3, input A)
Video signal input (CH-3, input B)
Input multiplexer switch control
L (GND): INnA select
H (VCC): INnB select
I
I
I
Ground
Video signal output (CH-3)
Analog supply
Video signal output (CH-2)
Ground
Video signal output (CH-1)
Analog supply
Internal reference voltage 2
Internal reference voltage 1
I
L (GND): 90h
H (VCC): 92h
Open: 94h
2
2
2
2
C-BUS clock signal input
C-BUS data signal input/output
C-BUS interface supply
C-BUS slave address select (3-state input)
Description
ISET
) connection (standard 1.8k Ω )
SEIKO NPC CORPORATION —3