ISL59911
3
FN7548.0
September 2, 2011
Pin Descriptions
PIN NUMBER
PIN NAME
PIN FUNCTION
1
ADDR1
Digital Input. I2C Address select bit 1, used with ADDR0 to select the ISL59911 I2C address (see “ISL59911 Serial Note: If power supply sequencing cannot be guaranteed, ADDR1 must be held low during power-up.
2V-D
Power Supply Pin. -5V for internal digital logic (internal logic operates between GND and V-D). Connect to the
same -5V supply as V-.
3
V-
Power Supply Pin. -5V supply for analog core of chip, also tied to thermal pad. Connect to a -5V supply.
4RIN+
Analog Input. Red positive differential input
5RIN-
Analog Input. Red negative differential input
6GIN+
Analog Input. Green positive differential input
7GIN-
Analog Input. Green negative differential input
8BIN+
Analog Input. Blue positive differential input
9BIN-
Analog Input. Blue negative differential input
10
V+
Power Supply Pin. +5V supply for analog core of chip. Connect to a +5V supply.
11
HSOUT/RCM
Output configuration (Note
4) = 0: Digital Output. Decoded Horizontal Sync signal
Output configuration (Note
4) = 1: Analog Output. Red common-mode voltage at inputs
12
VSOUT/GCM
Output configuration (Note
4) = 0: Digital Output. Decoded Vertical Sync signal
Output configuration (Note
4) = 1: Analog Output. Green common-mode voltage at inputs
13
BCM
Output configuration (Note
4) = 0: Digital Output. Logic low
Output configuration (Note
4) = 1: Analog Output. Blue common-mode voltage at inputs
14
ENABLE
Digital Input. Chip enable logic signal.
0V: All analog circuitry turned off to reduce current.
5V: Normal operation.
15
GND
Power Supply Pin. Ground reference for ISL59911. This pin must be tied to GND.
16
BREF
Analog Input. Blue channel analog offset reference voltage. Typically tied to GND.
17
V-B
Power Supply Pin. -5V supply for blue output buffer. Connect to the same -5V supply as V-.
18
BOUT
Analog Output. Blue output voltage referenced to BREF pin.
19
V+B
Power Supply Pin. +5V supply for blue output buffer. Connect to the same +5V supply as V+.
20
V+G
Power Supply Pin. +5V supply for green output buffer. Connect to the same +5V supply as V+.
21
GOUT
Analog Output. Green output voltage referenced to GREF pin.
22
V-G
Power Supply Pin. -5V supply for green output buffer. Connect to the same -5V supply as V-.
23
V-R
Power Supply Pin. -5V supply for red output buffer. Connect to the same -5V supply as V-.
24
ROUT
Analog Output. Red output voltage referenced to RREF pin.
25
V+R
Power Supply Pin. +5V supply for red output buffer. Connect to the same +5V supply as V+.
26
GND
Power Supply Pin. Ground reference for ISL59911.
27
GREF
Analog Input. Green channel analog offset reference voltage. Typically tied to GND.
28
RREF
Analog Input. Red channel analog offset reference voltage. Typically tied to GND.
29
GND
Power Supply Pin. Ground reference for ISL59911. This pin must be tied to GND.
30
SCL
Digital Input. I2C Clock Input
31
SDA
Digital Input/Open-Drain Digital Output. I2C Data Input/Output
32
ADDR0
Digital Input. I2C Address select bit 0, used with ADDR1 to select the ISL59911 I2C address.
Thermal Pad
Power Supply Pin. Connect to -5V supply plane with multiple vias to reduce thermal resistance and more
effectively spread heat from the ISL59911 to the PCB.
NOTE:
4. Output Configuration is controlled via Configuration Register 0x01, bit 0.