M66238FP 查看數據表（PDF） - Renesas Electronics
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M66238FP Datasheet PDF : 15 Pages
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M66238FP
Timing Requirements
Item
CS width
CS set up time
CS hold time
SCK width
SIN set up time
SIN hold time
Clock input frequency
Clock input duty
Trigger input "H" pulse width
Clock input rising time
Clock input falling time
Symbol
tw (CS)
tsu (CS-SCK)
th (SCK-CS)
tw (SCK)
tsu (SIN-SCK)
th (SCK-SIN)
fin
fiDUTY
tw (TR)
tr
tf
(Ta = 0 to 70°C, Vcc = 5 V ± 5%, GND = 0 V)
Min
Typ
Max
Unit
1
—
—
µs
50
—
—
ns
50
—
—
ns
25
—
—
ns
25
—
—
ns
25
—
—
ns
7
—
12
MHz
40
—
60
%
200
—
—
ns
—
—
5
ns
—
—
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
VCC
Output
PG
Zo
Tested
element
CL
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 Ω
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.
REJ03F0268-0200 Rev.2.00 Mar 18, 2008
Page 4 of 14
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