micrf405 Micrel Semiconductor, micrf405 Datasheet - Page 4

• Manufacturer Part Number: micrf405
• Description: Micrf405 290mhz To 980mhz Ism Band Ask/fsk Transmitter
• Manufacturer: Micrel Semiconductor

April 2006
Pin Configuration
Micrel
Pin Number
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
2
3
4
5
6
7
8
9
RDY/DATACLK
HEATSINK
Pin Name
CLKOUT
DATAIN
RFGND
RFGND
CPOUT
RFVDD
RFOUT
CIBIAS
DGND
VARIN
DVDD
AGND
AVDD
VDD
VDD
SCK
SEN
SRV
XTB
XTA
SIO
NC
LD
24-Pin MLF
Type
I/O
O
O
O
O
O
O
O
O
I
I
I
I
I
®
Pin Function
VDD
RF Ground
RF VDD
RF output
RF Ground
Not connected
Digital VDD
Digital ground
VDD
Lock Detect output
Programmable Clock output
SPI clock
Serial input/output
Service interrupt pin
Charge pump output
VCO varactor input
Analog ground
Analog VDD
Crystal oscillator output
Crystal oscillator input
Transmit buffer Ready / Alternative Data clock
Alternative Data input
Serial programming interface enable
Bias
Ground
4
(Top View)
MICRF405
[phone]
M9999-041906