AD8314 Analog Devices, AD8314 Datasheet - Page 5

• Manufacturer Part Number: AD8314
• Description: 100 MHz to 2.7 GHz, 45 dB RF Detector/Controller
• Manufacturer: Analog Devices

PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
Table 3. Pin Function Descriptions
Pin No.
1
2
3
4
5
6
7
8
Mnemonic
RFIN
ENBL
VSET
FLTR
COMM
V_UP
V_DN
VPOS
Description
RF Input.
Connect Pin to V
Setpoint Input for Operation in Controller Mode. To operate in detector mode connect VSET to V_UP.
Connection for an External Capacitor to Slow the Response of the Output. Capacitor is connected between
FLTR and V_UP.
Device Common (Ground)
Logarithmic Output. Output voltage increases with increasing input amplitude.
Inversion of V_UP, Governed by: V_DN = 2.25 V − 2 × V
Positive Supply Voltage (V
S
for Normal Operation. Connect pin to ground for disable mode.
S
), 2.7 V to 5.5 V.
ENBL
VSET
FLTR
ENBL
VSET
FLTR
Figure 3. CP-8-1 Pin Configuration
RFIN
RFIN
Figure 2. RM-8 Pin Configuration
1
2
3
4
1
2
3
4
Rev. B | Page 5 of 20
(Not to Scale)
(Not to Scale)
TOP VIEW
AD8314
TOP VIEW
AD8314
8 VPOS
7 V_DN
5 V_UP
5 COMM
8
7
6
5
VPOS
V_DN
V_UP
COMM
UP
.
AD8314