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參數(shù)資料
| 型號： | UPC8139GR-7JH |
| 廠商： | NEC Corp. |
| 英文描述： | DIODE ZENER SINGLE 350mW 5.6Vz 20mA-Izt 0.05 5uA-Ir 3 SOT-23 3K/REEL |
| 中文描述： | 單芯片收發(fā)器的硅單片小靈通 |
| 文件頁數(shù)： | 10/20頁 |
| 文件大小： | 223K |
| 代理商： | UPC8139GR-7JH |
Preliminary Data Sheet
10
μ
PC8139GR-7JH
PIN FUNCTIONS
Pin
No.
Symbol
Applied
Voltage
(V)
Pin
Voltage
Note
(V)
Function and Description
Internal Equivalent Circuit
23
V
PS (RX)
0 to V
CC
–
Power save pin for the receiver block
(IF amplifier, RSSI, 2nd down
converter). This pin is interlocked to
the internal regulator and can control
the following.
V
PS
(V)
IC stat
2.5 to V
CC
ON (Active Mode)
0 to 0.3
OFF (Sleep Mode)
23
24
V
PS (TX)
/
V
AGC
0 to V
CC
–
Power save pin for the transmitter
block (quadrature modulator, up
converter, AGC circuit). This pin is
interlocked to the internal regulator
and can control the following.
V
PS
(V)
IC stat
0.9 to V
CC
ON (Active Mode)
0 to 0.5
OFF (Sleep Mode)
24
25
V
CC
5
2.7 to
4.0
–
Supply voltage for the AGC block.
26
TX MIX-
LOinb
–
2.0
Bypass pin for the local input of the up
converter. Ground this pin through an
external capacitor.
28
TX MIX-
LOin
–
2.0
Local input pin for the up converter.
High impedance input.
26
28
27
GND5
0
–
Ground pin for the AGC and up
converter. Form as wide a ground
pattern as possible to minimize its
impedance.
29
V
CC
6
2.7 to
4.0
–
Supply voltage pin for the up converter
block.
30
TX
MIXout
2.7 to
4.0
–
RF output pin for the up converter
block. This is an open collector
output, so an impedance matching
circuit should be attached externally.
29
30
: External attachment
Note
The pin voltage is measured on Vcc=3.0 V.
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