saa4955tj NXP Semiconductors, saa4955tj Datasheet - Page 12

• Manufacturer Part Number: saa4955tj
• Description: 2.9-mbit Field Memory
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1999 Apr 29
handbook, full pagewidth
handbook, full pagewidth
2.9-Mbit field memory
IE
SWCK
RSTW
D0 to D11
WE
IE
SWCK
RSTW
WE
D0 to D11
N
N
N
N
1
2
t w(SWCKH) t w(SWCKL)
t w(SWCKH) t w(SWCKL)
1
2
T cy(SWCK)
T cy(SWCK)
Fig.4 Write cycle timing diagram (reset write with WE LOW).
N
Fig.3 Write cycle timing diagram (reset write).
N
N
N
1
1
t h(RSTW)
disable
t su(RSTW)
12
N
N
t h(RSTW)
t su(D)
disable
1
t t
1
t h(D)
t su(RSTW)
Product specification
SAA4955TJ
1
2
1
2
MGK678
MGK677
V IH
V IL
V IH
V IL
V IH
V IL
V IH
V IL
V IH
V IL
V IH
V IL
V IH
V IL
V IH
V IL
V IH
V IL
V IH
V IL