MITSUBISHI 〈DIGITAL ASSP〉
M66242P/FP
4-CH 12-BIT PWM GENERATOR
SWITCHING CHARACTERISTICS (Ta = –20˚C ~ 75°C, VCC = 5V±10% unless otherwise noted)
Symbol
Parameter
Test conditions
fmax
XIN
tPLH
Output “L”–“H”,
XIN
tPHL
“H”–“L”
PWM1~4
5: Standard values are measured under conditions of VCC = 5V and Ta = 25˚C.
CL=50pF
(Note 2)
Min.
16
Limits
Typ.*
25
25
25
Max.
100
100
Unit
MHz
ns
ns
TIMING CHARACTERISTICS (Ta = –20˚C ~ 75°C, VCC = 5V±10% unless otherwise noted)
Symbol
Parameter
Test conditions
tC(X)
XIN cycle time
tW(XH)
XIN “H” pulse width
tW(XL)
XIN “L” pulse width
tW(S)
SCLK pulse width
tWRH
WR “H” hold time
tsu(CS)
CS “L” setup time after WR↓
tsu(WR)
WR “L” setup time after SCLK↑
tsu(S)
SIN setup time after SCLK↑
th(CS)
CS “L” hold time after WR↓
th(WR)
WR “L” hold time after SCLK↑
th(S)
SIN hold time after SCLK↑
th(SCLK)
SCLK hold time after WR↑
tr
Input rise time
tf
Input fall time
5: Standard values are measured under conditions of VCC = 5V and Ta = 25˚C.
Min.
62.5
32.5
30
30
6tc (X)
30
30
50
30
10
10
30
Limits
Typ.*
40
20
10
5
10
5
5
10
5
5
5
Unit
Max.
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
25
ns
25
ns
NOTE 2: TEST CIRCUIT
Input
VCC
Output
P.G.
50Ω
Tested
element
CL
GND
(1) Pulse generator (PG) characteristics: tr=tf=6ns
(2) Capacitance CL includes connection floating capacitance
and probe input capacitance.
9