
Data Input Timing
VIH = 2.2 to 6.5 V, VIL = 0 to 0.7 V, Xtal = 5.00 to 7.20 (typ) to 8.00 MHz
Data acquisition: On the CL rising edge
Note: Data transfers must be started only after the crystal oscillator is operating normally, i.e., after a proper input signal
has been supplied to XIN.
No. 5262-5/8
LM7001J, 7001JM
Parameter
Symbol
Xtal: 7.20 MHz
Xtal: for frequencies
Example: XIN = 2.048 MHz
other than 7.2 MHz
Enable setup time
tES
At least 1.5 s
At least [
]
× 1.35
At least 5.27 s
Enable hold time
tEH
At least 1.5 s
At least [
]
× 1.35
At least 5.27 s
Data setup time
tSU
At least 1.5 s
At least [
]
× 1.35
At least 5.27 s
Data hold time
tHD
At least 1.5 s
At least [
]
× 1.35
At least 5.27 s
Clock low-level time
tLO
At least 1.5 s
At least [
]
× 1.35
At least 5.27 s
Clock high-level time
tHI
At least 1.5 s
At least [
]
× 1.35
At least 5.27 s
Rise time
tR
Up to 1 s
Fall time
tF
Up to 1 s
1
×8
f Xtal
1
×8
f Xtal
1
×8
f Xtal
1
×8
f Xtal
1
×8
f Xtal
1
×8
f Xtal