DM562P
V.90 Integrated Data/ Fax/Voice/Speakerphone
Modem Device Single Chip with Memory Built in
o
o
DM6580 AC Characteristics & Timing Waveforms (VDD = 5V, Tc= 0 C to 85 C)
Serial Port Timing
Symbol
Parameter
SCLK Period
SCLK Low Width
SCLK High Width
SCLK Rise Time
SCLK Fall Time
FS To SCLK Setup
FS To SCLK Hold
DI To SCLK Setup
DI To SCLK Hold
SCLK High To DO Valid
SCLK To DO Hiz
Min.
49
24
Typ.
Max.
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Conditions
1
2
3
4
5
6
7
8
9
24
5
5
17
17
5
5
10
11
8
8
4
5
1
2
3
SCLK
6
7
FS
DI
8
9
First Bus
Last Bus
10
11
Hiz
DO
First Bus
Last Bus
DM6580 Performance
o
o
(VDD= 5V, Tc= 0 C to 85 C, FQ= 20.16MHz, Measurement Band = 220Hz to 3.6KHz, RX DPLL Free Running)
Symbol
Gabs
THD
DR
PSRR
Parameter
Absolute Gain At 1KHz
Total Harmonic Distortion
Dynamic Range
Power Supply Rejection
Ratio
Min. Typ. Max. Unit
Conditions
signal: VIN= 2.5 VPP, f = 1KHz
Tx signal: VOUT (diff)= 5 VPP, f = 1KHz
f = 1KHz
f = 1KHz, VAC = 200m VPP
-0.5
0.5
dB
dB
dB
dB
R
X
-84
86
50
CTxRx Crosstalk
95
dB
Transmit channel to receive channel
Final
45
Version: DM562P-DS-F01
February 02, 2004
DAVICOM [ DAVICOM SEMICONDUCTOR, INC. ]
