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DM562AP
V.90 Integrated Data/ Fax/Voice/Speakerphone
Modem Device Single Chip with Memory Built in
Preliminary
45
Version: DM562AP-DS-P02
March 05, 2004
DM6580 AC Characteristics & Timing Waveforms (VDD = 5V, Tc= 0 oC to 85 oC)
Serial Port Timing
Symbol
Parameter
Min.
Typ.
Max.
Unit
Conditions
1
SCLK Period
49
ns
2
SCLK Low Width
24
ns
3
SCLK High Width
24
ns
4
SCLK Rise Time
5
ns
5
SCLK Fall Time
5
ns
6
FS To SCLK Setup
17
ns
7
FS To SCLK Hold
17
ns
8
DI To SCLK Setup
5
ns
9
DI To SCLK Hold
5
ns
10
SCLK High To DO Valid
8
ns
11
SCLK To DO Hiz
8
ns
1
23
4
5
6
7
89
First Bus
First Bus
Last Bus
Last Bus Hiz
11
10
SCLK
FS
DI
DO
DM6580 Performance
(VDD= 5V, Tc= 0
o
C to 85
o
C, FQ= 20.16MHz, Measurement Band = 220Hz to 3.6KHz, RX DPLL Free Running)
Symbol
Parameter
Min.
Typ.
Max.
Unit
Conditions
Gabs
Absolute Gain At 1KHz
-0.5
0.5
dB
RX signal: VIN= 2.5 VPP, f = 1KHz
THD
Total Harmonic Distortion
-84
dB
Tx signal: VOUT (diff)= 5 VPP, f = 1KHz
DR
Dynamic Range
86
dB
f = 1KHz
PSRR
Power Supply Rejection
Ratio
50
dB
f = 1KHz, VAC = 200m VPP
CTxRx
Crosstalk
95
dB
Transmit channel to receive channel
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