UPD61051 Datasheet, PDF (81/106 Pages) NEC – MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER

µPD61051, 61052
Strobe and byte mode
Parameter
Symbol
Conditions
Min.
OSREQ high-level time
tOSRHW
2
OSSTB high-level width
tOSSTHW Active rising edge
100
Active falling edge
70
OSSTB low-level width
tOSSTLW Active rising edge
70
Active falling edge
100
OSREQ hold time
tOSRRD
Vs active edge of OSRDY
0
OSREQ hold time
tOSTRQ1 Vs active edge of OSSTB
0
tOSTRQ2 Vs non active edge of OSSTB
0
OSSTB delay time
tOSRSTD1 Vs active edge of OSREQ
2
tOSRSTD2 Vs non active edge of OSREQ
3
OSRDY delay time
tOSSTRD1 Vs non active edge of OSSTB
OSSYNC-out delay time
tOSSD
Vs non active edge of OSSTB
−5
OSSYNC-out hold time
tOSSHO
Vs active edge of OSSTB
70
OS7 to OS0 out delay time
tOSDD
Vs non active edge of OSSTB
−5
OS7 to OS0 out hold time
tOSDHO
Vs active edge of OSSTB
70
Typ.
Max.
3
3
+5
+5
Unit
STCLK
ns
ns
ns
ns
ns
ns
ns
STCLK
STCLK
STCLK
ns
ns
ns
ns
OSRDY
OSREQ
OSSTB
OS7-OS0
OSSYNC
tOSRRD
tOSRHW
tOSTRQ1
tOSRSTD2
tOSTRQ2
tOSRSTD1
tOSSTLW
tOSSTHW
tOSDD
tOSSD
tOSDHO
tOSSHO
tOSSTRD1
Remark OSSYNC is active high, OSRDY is active low and OSSTB is active high edge.
Data Sheet S15082EJ4V0DS
81