sm8211m Nippon Precision Circuits Inc, (NPC), sm8211m Datasheet - Page 4

• Manufacturer Part Number: sm8211m
• Description: Pocsag Decoder For Pagers
• Manufacturer: Nippon Precision Circuits Inc, (NPC)

AC Characteristics
V
1. Internal digital PLL operation is subject to some change.
AC timing
TX-CLK pulsewidth
TX-CLK pulse cycle
TX-DATA setup time
TX-DATA hold time
XT pulse frequency
XT pulse duty cycle
BREAK pulsewidth
RX-CLK pulse cycle
RX-CLK pulsewidth
RX-DATA lead time
RX-DATA hold time
DD
RX-DATA
TX-DATA
= 1.2 to 3.5 V, V
RX-CLK
TX-CLK
Parameter
1
1
1
1
SS
= 0 V, T
t
STX
a
t
Symbol
PWTX
= 20 to 70 C unless otherwise noted
t
t
t
t
t
t
PWBR
PWRX
PWTX
CYTX
t
CYXT
CYRX
t
t
t
D
HTX
SRX
HRX
STX
XT
t
CYRX
t
HTX
512 bps
1200 bps
512 bps
1200 bps
512 bps
1200 bps
512 bps
1200 bps
t
CYTX
t
SM8211M
Condition
SRX
t
PWRX
t
HRX
250 ppm
min
450
1.0
1.0
13
25
13
–
–
–
–
–
–
–
–
NIPPON PRECISION CIRCUITS—4
Rating
76.8 or
153.6
1953
1341
833
124
573
488
208
typ
52
–
–
–
–
–
–
+250 ppm
max
100
75
–
–
–
–
–
–
–
–
–
–
–
–
Unit
kHz
%
s
s
s
s
s
s
s
s
s