w91031 Winbond Electronics Corp America, w91031 Datasheet - Page 21

• Manufacturer Part Number: w91031
• Description: Calling Line Identifier
• Manufacturer: Winbond Electronics Corp America

Notes:
Demodulated
bit stream
internal
FDRN
DCLK
DATA
1. FDRN cleared to high by DCLK.
2. FDRN not cleared, low for maximum time (1/2 bit width).
V
DCLK
HM
(N - 1)th byte data
= 0.7 V
Figure 8-8. Serial Data Interface Timing of FSK Demodulation in Mode 1
Nth byte data
b6
b5
DD
, V
b6
LM
b7
= 0.3 V
b7
stop
1
Note 1
b0 b1 b2 b3 b4 b5 b6 b7
DD
t
DDS
t
Figure 8-7. DCLK Mode 1 Input Timing
DDH
start
0
b0
Nth byte data
b1
- 21 -
b2
t
R1
1/f
DCLK1
(N + 1)th byte data
b3
b4
b5
Publication Release Date: August 2000
Preliminary W91031
b6
b7
stop start
1
t
RL
Note 2
V
V
HM
LM
0
b0
b0
Revision A1