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參數(shù)資料
| 型號(hào)： | U3762MB |
| 英文描述： | Stellaris Programming Services |
| 中文描述： | 通用電話芯片-所有的功能集成 |
| 文件頁(yè)數(shù)： | 7/23頁(yè) |
| 文件大小： | 248K |
| 代理商： | U3762MB |
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U3762MB
Preliminary Information
Rev. A1, 15-Sep-98
7 (23)
Configuration
Function
Symbol
Pin
30
VRING
DC supply voltage for the tone ringer is lim-
ited to 30 V with integrated Z-diode.
OUT
VRING
PD
PD
30V
50V
200
6.5K
31
RCK
RC clock oscillator for ringer
0.8V
RCK
êê
êê
ê
PD
6V
6V
32
OUT
Buzzer output
OUT
VRING
PD
PD
30V
50V
200
6.5K
33
VDD
Supply output for dialer part
VL
VDD
ê
PD
6V
6V
ê
34
TEST
TEST input with 6.25 k pull-up resistor
VDD
VDD
TEST
êê
ê
ê
ê
PD
2
35
n.c.
Not connected
36
HKS
Hook switch input.
HKS = 0: On-hook state. Chip in sleep mode,
no operation (with a pull-down resistor of
about 400 k
.
HKS = 1: Off-hook state. Chip enable for
normal operation.
HKS
VDD
VDD
ê
ê
PD
4
37
KT
Keytone output only sent out in pulse mode
KT
VDD
VDD
ê
ê
PD
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| U3762MB-MFN | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Universal Telephone IC - All Functions Integrated |
| U3762MB-MFNG3 | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Universal Telephone IC - All Functions Integrated |
| U3770M | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:CT2 I/Q Modulator and Clock Circuitry |
| U3770M-MFP | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:CT2 I/Q Modulator and Clock Circuitry |
| U3770M-MFPG3 | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:CT2 I/Q Modulator and Clock Circuitry |
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