Datasheet
REV. 0 –9–
AD6600
PIN FUNCTION DESCRIPTIONS
Pin Number Name Function
1, 33 DVCC Digital VCC for Digital Outputs. Can be 3.3 V.
2, 5, 13, 19, 21, 24, 30, 32 GND Ground.
3 C1 Internal Bias Point. Bypass by 0.01 µF to GND.
4, 14, 15, 18, 20, 25, 31 AVCC 5 V Power Supply.
6–8 RSSI[2:0] RSSI Digital Output Bits.
9, 10 B_SEL, A_SEL Mode Select Pins for Analog Input Channel A and B Sampling.
11 AIN True Analog Input Channel A.
12 AIN Complementary Analog Input Channel A.
16, 17 FLT, FLT Resonant Filter Pins for External LC Noise Filter.
22 BIN Complementary Analog Input Channel B.
23 BIN True Analog Input Channel B.
26 ENC Complementary Encode Input.
27 ENC True Encode Input.
28 CLK2× 2× Clock Output Used for Clocking Digital Filter Chips.
29 AB_OUT Digital Output Flag Indicating Whether Output Is Input A (High) or B (Low).
34 D0 Digital Data Output Bit (Least Significant Bit)*.
35–43 D1–D9 Digital Data Output Bits*.
44 D10 Digital Data Output Bit (Most Significant Bit)*.
*Digital Outputs (D10:D0) in Two’s Complement Format.
PIN CONFIGURATION
3
4
5
6
7
1
2
10
11
8
9
40 39 3841424344 36 35 3437
29
30
31
32
33
27
28
25
26
23
24
PIN 1
IDENTIFIER
TOP VIEW
(Not to Scale)
12
13
14 15 16 17 18 19
20
21 22
DVCC
GND
AVCC
GND
AB_OUT
CLK2
ENC
AD6600
ENC
AVCC
GND
BIN
GND
D10 (MSB)
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0 (LSB)
AVCC
GND
BIN
FLT
AIN
GND
AVCC
AVCC
FLT
AVCC
DVCC
GND
C1
AVCC
GND
RSSI2
RSSI1
RSSI0
B_SEL
A_SEL
AIN