73k224bl ETC-unknow, 73k224bl Datasheet - Page 22

• Manufacturer Part Number: 73k224bl
• Description: Single-chip Modem Integrated Hybrid
• Manufacturer: ETC-unknow

73K224BL
V.22bis/V.22/V.21/Bell 212A/103
Single-Chip Modem w/ Integrated Hybrid
DC ELECTRICAL CHARACTERISTICS
(TA = -40°C to 85°C, VDD = recommended range unless otherwise noted.)
PARAMETER
IDD, Supply Current
IDD1, Active
IDD2, Idle
Digital Inputs
VIL, Input Low Voltage
VIH, Input High Voltage
Reset, XTL1, XTL2
IIH, Input High Current
IIL, Input Low Current
Reset Pull-down Current
Digital Outputs
VOH, Output High Voltage
VOL, Output Low Voltage
RXD Tri-State Pull-up Curr.
OH Output V
Capacitance
CLK
Input Capacitance
FIGURE 1: ANALOG INTERFACE HYBRID LOADING
All Inputs except Reset
XTL1, XTL2
TXA1
TXA2
RXA
OL
C1
R1
600
600
1:1
CONDITION
CLK = 11.0592 MHz
ISET Resistor = 2 M
Operating with crystal oscillator,
< 5 pF capacitive load on CLK pin
VI = VDD
VI = 0V
Reset = VDD
IO = IOH Min
IOUT = -0.4 mA
IO = IOUT = 1.6 mA
RXD = GND
I
Maximum permitted load
All digital inputs
OUT
= 40 mA
R2
600
(NOMINAL TELEPHONE
LINE IMPEDANCE)
22
NOTE: Parameters expressed in dBm0 refer
to signals at the telephone line, i.e., across
R2 in Figure 1.
The signals at TXA1 or TXA2 are each
The signal at RXA is
line.
8dB lower than at the line.
-200
MIN
2.0
3.0
2.4
-2
2
NOM
20
5
3 dB lower than at the
VDD
VDD
VDD
MAX
TBA
100
-50
0.8
0.4
50
25
10
27
7
UNIT
mA
mA
µA
µA
µA
µA
pF
pF
V
V
V
V
V
V