CHR2244 Datasheet, PDF (4/16 Pages) United Monolithic Semiconductors – 5.8 GHz One Antenna Reflective Transponder for Tag GaAs Monolithic Microwave IC

CHR2244
5.8 GHz One Antenna Reflective Tag
QFN-24 Package / Pad Allocation
Pin number
Pin name
Description
4, 5, 6, 8, 9,
10, 16, 18, 23,
24
1
2
3
7
11
12
13
14
15
17
19
20
21
22
RF
TR
MOD
SENS
Vcc
Ga_SB
SB_out
C4
DATA_out
WK_in
Ad
Ga_WK
Cg
Fd
Non Connected
RF port
Transmit / Receive input port
Modulation input port
Stand-by sensitivity adjust port
Supply voltage
Stand-by amplifiers Gain adjust port
Stand-by output port
External decoupling
Downlink output port
Supply voltage input port for wake-up
Wake-up threshold adjust port
Wake-up amplifiers Gain adjust port (optional)
External decoupling
External decoupling
Ref. : DSCHR2244QDG5053 - 22 Feb 05
4/16
Specifications subject to change without notice
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