AD608
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
PRUP
VPS1
COM1
LOHI
1
2
3
4
5
6
7
8
16
15 LMOP
VPS2
14
AD608
COM2
RFHI
13 FDBK
12 COM3
11 RSSI
10 IFLO
TOP VIEW
(Not to Scale)
RFLO
MXOP
VMID
9
IFHI
Figure 2. Pin Configuration
Table 4. Pin Function Descriptions
Pin No.
Mnemonic
VPS11
COM1
LOHI
COM2
RFHI
Description
1
2
3
4
5
6
Positive Supply Input
Common
Local Oscillator Input Connection
Common
RF Input, Noninverting
RF Input, Inverting
RFLO
7
8
9
10
11
12
13
14
15
16
MXOP
VMID
IFHI
IFLO
RSSI
COM3
FDBK
VPS21
LMOP
PRUP
Mixer Output
Midpoint Supply Bias Output
IF Input, Noninverting
IF Input, Inverting
Received Signal Strength Indicator Output
Output Common
Offset-Null Feedback Loop Output
Limiter Positive Supply Input
Limiter Output
Power-Up
1 VPOS is used to refer collectively to the VPS1 and VPS2 pins in this data sheet.
Rev. C | Page 5 of 16
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