UPD61052 NEC, UPD61052 Datasheet - Page 78

• Manufacturer Part Number: UPD61052
• Description: MPEG2 Audio / Video Encoder
• Manufacturer: NEC

Strobe mode
Remark ISREQ becomes invalid asynchronously to ISSTB. ISREQ output delay time doesn't prescribe to ISSTB.
78
ISSTB low-level width
ISSTB high-level width
ISREQ output hold time
ISSYNC setup time
ISSYNC hold time
IS7 to IS0 setup time
IS7 to IS0 hold time
Data cycle time
Remark ISSYNC is active high, ISREQ is active low and ISSTB is active high edge.
Parameter
IS7 to IS0 (I)
ISSYNC (I)
ISREQ (O)
ISSTB (I)
received
data
No
t
t
t
t
t
t
t
t
Symbol
ISSTLW
ISSTHW
ISRQHO
ISSS
ISSH
ISDS
ISDH
DCYC
1st of packet
Valid data
t
ISSS
Vs active edge of ISSTB
Vs active edge of ISSTB
Vs active edge of ISSTB
Vs active edge of ISSTB
Vs active edge of ISSTB
t
ISSH
Valid data
Data Sheet S15082EJ4V0DS
t
ISSTLW
Conditions
t
Valid
ISSTHW
data
t
DCYC
Valid
data
Valid
data
Min.
37
37
80
0
7
3
7
3
t
Valid
data
ISDH
t
ISDS
Typ.
Valid data
µ
Max.
PD61051, 61052
t
ISRQHO
Valid data
Unit
ns
ns
ns
ns
ns
ns
ns
ns