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參數(shù)資料
| 型號： | M66238FP |
| 元件分類： | 時鐘產(chǎn)生/分配 |
| 英文描述： | 50 MHz, OTHER CLOCK GENERATOR, PDSO32 |
| 封裝： | 0.450 INCH, PLASTIC, SOP-32 |
| 文件頁數(shù)： | 10/15頁 |
| 文件大?。?/td> | 152K |
| 代理商： | M66238FP |
M66238FP
REJ03F0268-0200 Rev.2.00 Mar 18, 2008
Page 4 of 14
Timing Requirements
(Ta = 0 to 70
°C, Vcc = 5 V ± 5%, GND = 0 V)
Item
Symbol
Min
Typ
Max
Unit
CS width
tw (
CS)
1
—
s
CS set up time
tsu (
CS-SCK)
50
—
ns
CS hold time
th (SCK-
CS)
50
—
ns
SCK width
tw (SCK)
25
—
ns
SIN set up time
tsu (SIN-SCK)
25
—
ns
SIN hold time
th (SCK-SIN)
25
—
ns
Clock input frequency
fin
7
—
12
MHz
Clock input duty
fiDUTY
40
—
60
%
Trigger input "H" pulse width
tw (TR)
200
—
ns
Clock input rising time
tr
—
5
ns
Clock input falling time
tf
—
5
ns
Switching Characteristics
(Ta = 0 to 70
°C, Vcc = 5 V ± 5%, GND = 0 V, CL = 15 pF)
Item
Symbol
Min
Typ
Max
Unit
VCO oscillation frequency
fvco
25
—
50
MHz
Synchronous output frequency
fout
—
50
MHz
Synchronous accuracy (jitter)
t
—
±3
ns
Synchronous clock output start
tss (CKO)
—
tlp + 200
ns
Synchronous clock reversible output start
tss (CKOB)
—
tlp + 200
ns
One-shot pulse output start
tss (PULSE)
—
tlp + 200
ns
Synchronous clock output stop
tsp (CKO)
—
40
ns
Synchronous clock reversible output stop
tsp (CKOB)
—
40
ns
One-shot pulse output width
tw (PULSE)
n
tp – 10
—
n
tp + 10
ns
Synchronous clock output duty
foDUTY (CKO)
40
—
60
%
Synchronous clock reversible output duty
foDUT (CKOB)
40
—
60
%
Note:
tp = 1 / fout, tlp = tp
× (100 – fvcoduty) / 100
The n value of one-shot pulse output width is set in the register.
Measurement Circuit
Input
Zo
CL
Output
VCC
PG
Tested
element
Notes:
Waveform for switching test
Input pulse level XIN:
0 to Vcc, TR: 0 to 3 V
Input pulse rising time: 3 ns
Input pulse falling time: 3 ns
Zo: 50
Decision voltage
Input voltage
XIN: Vcc/2, Tr: 1.3 V
Output voltage
All outputs: Vcc/2
Electrostatic capacitance: CL includes floating capacitance of connection and probe input capacitance.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M66238FP(#TF0T) | 制造商:Renesas Electronics Corporation 功能描述: |
| M66239FP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:High Speed Standard Clock Generator With Frequency Synthesizer |
| M66239FP(#RB0S) | 制造商:Renesas Electronics Corporation 功能描述: |
| M66240 | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:4-CH 16-BIT PWM GENERATOR |
| M66240FP | 功能描述:IC REG CTRLR PWM 24SOP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:4,000 系列:- PWM 型:電壓模式 輸出數(shù):1 頻率 - 最大:1.5MHz 占空比:66.7% 電源電壓:4.75 V ~ 5.25 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 85°C 封裝/外殼:40-VFQFN 裸露焊盤 包裝:帶卷 (TR) |
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