DS21352L+ Maxim Integrated Products, DS21352L+ Datasheet - Page 134

• Manufacturer Part Number: DS21352L+
• Description: IC TXRX T1 1-CHIP 3.3V 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS21352L+

• Function: Single-Chip Transceiver
• Interface: HDLC, T1
• Number Of Circuits: 1
• Voltage - Supply: 3.14 V ~ 3.47 V
• Current - Supply: 75mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Includes: DSX-1 and CSU Line Build-Out Generator, HDLC Controller, In-Band Loop Code Generator and Detector
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -

24.4 TRANSMIT AC CHARACTERISTICS
AC CHARACTERISTICS –
TRANSMIT SIDE
[See Figure 24-11 to Figure 24-13]
PARAMETER
TCLK Period
TCLK Pulse Width
TCLKI Period
TCLKI Pulse Width
TSYSCLK Period
TSYSCLK Pulse Width
TSYNC or TSSYNC Set Up to TCLK
or TSYSCLK falling
TSYNC or TSSYNC Pulse Width
TSER, TSIG, TDATA, TLINK,
TPOSI, TNEGI Set Up to TCLK,
TSYSCLK, TCLKI Falling
TSER, TSIG, TDATA, TLINK,
TPOSI, TNEGI Hold from TCLK,
TSYSCLK, TCLKI Falling
TCLK, TCLKI or TSYSCLK Rise and
Fall Times
Delay TCLKO to TPOSO, TNEGO
Valid
Delay TCLK to TESO Valid
Delay TCLK to TCHBLK, TCHCLK,
TSYNC, TLCLK
Delay TSYSCLK to TCHCLK,
TCHBLK, CO
CI Set Up to TSYSCLK Rising
CI Pulse Width
NOTES:
1. TSYSCLK = 1.544 MHz.
2. TSYSCLK = 2.048 MHz.
3. TSYSCLK = 4.096 MHz
4. TSYSCLK = 8.192 MHz
SYMBOL
t
R
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
WC
CH
PW
HD
DD
CP
CL
LH
LL
SH
SU
SU
D1
D2
D3
SC
LP
SP
SP
SP
SP
SL
, t
F
134 of 137
MIN
100
100
100
100
75
75
75
75
50
50
20
50
20
20
20
50
-40°C to +85°C; V
-40°C to +85°C; V
TYP
648
648
648
488
244
122
(0°C to 70°C; V
0°C to 70°C; V
t
CH
MAX
t
SH
25
50
50
50
75
–5 or
–5
DD
DD
DD
DD
= 5.0V ± 5% for DS21552LN)
= 3.3V ± 5% for DS21352LN;
= 3.3V ± 5% for DS21352L;
= 5.0V ± 5% for DS21552L;
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
1
2
3
4