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Toshiba |
TOSHIBA Bipolar Digital Integrated Circuit Silicon Monolithic
TD6127BP
ECL Prescaller For Communications Radio
TD6127BP
TD6127BP is a 2 modulus prescaller developed for
communications radio of PLL frequency synthesizer type.
This is suitable for mobile radio telephone and personal
communications radio etc.
Features
· Maximum operating frequency is 1 GHz.
· 2 modulus prescaller: N = 64 / 65 or N = 128 / 129
· Input voltage sensitivity is 50mVrms.
· The package is DIP 8 pins.
Weight: 0.5g (typ.)
Block Diagram
Pin Connection (top view)
1 2002-10-30
Pin Function
Pin No.
1
2
3
4
5
6
7
8
Symbol
VCC
In
Bias
GND
Out
64 / 128
PSC
NC
Function
Power supply terminal
Input terminal of local oscillator
Bias capacitance terminal
Earth terminal
Output terminal
Dividing mode selection terminal
"H" level: 64, 65
"L" level: 128, 129
2 modulus control terminal
"H" level: N
"L" level: N + 1
Not connected
Remarks
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TD6127BP
2 2002-10-30
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