參數(shù)資料
型號(hào): CY2278A
廠(chǎng)商: Cypress Semiconductor Corp.
英文描述: PentiumII Clock Synthesizer/Driver for Mobile PCs with Intel 82430TX and No SDRAM(帶英特爾82430TX和2個(gè)DIMM 或3個(gè)SO-DIMM 的應(yīng)用于移動(dòng)PC機(jī)的奔騰II6x86, K6 時(shí)鐘合成器/驅(qū)動(dòng)器)
中文描述: PentiumII時(shí)鐘合成器/與英特爾82430TX和無(wú)內(nèi)存(帶英特爾82430TX內(nèi)存和2個(gè)或3個(gè)SO - DIMM插槽的應(yīng)用于移動(dòng)電腦機(jī)的奔騰II6x86,K6時(shí)鐘合成器便攜式電腦驅(qū)動(dòng)器/驅(qū)動(dòng)器)
文件頁(yè)數(shù): 5/11頁(yè)
文件大?。?/td> 153K
代理商: CY2278A
CY2278A
5
V
OH
High-level Output Voltage V
DDQ3
, AV
DD
, V
DDCPU
= 3.135V
I
OH
= 23 mA XCPUCLK
I
OH
= 23 mA CPUCLK
I
OH
= 23 mA PCICLK
I
OH
= 23 mA USBCLK
I
OH
= 23 mA CLK8MHZ
I
OH
= 23 mA REF0
I
OH
= 23 mA REF1
I
OL
= 17 mA
I
OL
=17 mA
I
OL
= 17 mA
I
OL
= 17 mA
I
OL
= 17 mA
I
OL
= 17 mA
I
OL
= 17 mA
2.4
V
V
OL
Low-level Output Voltage V
DDQ3
, AV
DD
, V
DDCPU
= 3.135V
XCPUCLK
0.4
V
CPUCLK
PCICLK
USBCLK
CLK8MHZ
REF0
REF1
I
IH
I
IL
I
DD
Input High Current
V
IH
= V
DD
V
IL
= 0V
V
DDQ3
= 3.465V, V
IN
= 0 or V
DD
, Loaded Outputs,
CPU clocks = 66.67 MHz
10
+10
μ
A
μ
A
mA
Input Low Current
Power Supply Current
[7]
10
200
I
DD
I
DDS
Notes:
6.
7.
Power Supply Current
[7]
V
DDQ3
= 3.465V, V
IN
= 0 or V
DD
, Unloaded Outputs
Current draw in power-down state
100
mA
μ
A
Power-down Current
150
Crystal inputs have CMOS thresholds.
Power supply current will vary with number of outputs which are running. Therefore, power supply current can be calculated with the following formula: to be
determined.
Electrical Characteristics
Parameter
Description
Test Conditions
Min. Max. Unit
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