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參數(shù)資料
| 型號： | U2893B |
| 英文描述： | Modulation PLL for GSM, DCS and PCS Systems |
| 中文描述： | 調(diào)制鎖相環(huán)用于GSM，DCS和PCS系統(tǒng) |
| 文件頁數(shù)： | 8/14頁 |
| 文件大?。?/td> | 294K |
| 代理商： | U2893B |
U2893B
TELEFUNKEN Semiconductors
Rev. A1, 29-Jan-76
Preliminary Information
8 (14)
CPC
CPO
VSP
VS2
GNDP
ref
ref
up
down
1.1 V
GND
4
4
4
I
2
2
2230
gm
n
= Transistor with an emitter area-factor of n
I /4
2I
2I
Figure 7. Charge pump
Vref_div
NND/NRD
ND/RD
2k
GND
2k
Figure 8. Dividers
PU, PUMIX
20k
Figure 9. Power-up
MC
GND
VS2
N-divider
R-divider
MUX
60 A
L
Figure 10. Mode control
C (U)
2.5 pF @
Figure 11. ESD-protection diodes
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| U2894B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Modulation PLL for GSM, DCS and PCS Systems |
| U2894B-AFSG3 | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Modulation PLL for GSM, DCS and PCS Systems |
| U2895B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Modulation PLL for GSM, DCS and PCS Systems |
| U2896B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Modulation PLL for GSM, DCS and PCS Systems |
| U2896B-MFCG3 | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:Modulation PLL for GSM, DCS and PCS Systems |
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