DS21552L+ Maxim Integrated Products, DS21552L+ Datasheet - Page 130

• Manufacturer Part Number: DS21552L+
• Description: IC TXRX T1 1-CHIP 5V 100-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS21552L+

• Function: Single-Chip Transceiver
• Interface: E1, HDLC, J1, T1
• Number Of Circuits: 1
• Voltage - Supply: 4.75 V ~ 5.25 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
• Product: Framer
• Number Of Transceivers: 1
• Data Rate: 64 Kbps
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 75 mA (Typ)
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Ic Interface Type: Parallel, Serial
• Supply Voltage Range: 4.75V To 5.25V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: LQFP
• No. Of Pins: 100
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

24.3 RECEIVE SIDE AC CHARACTERISTICS
AC CHARACTERISTICS –
RECEIVE SIDE
[See Figure 24-8 to Figure 24-10]
PARAMETER
RCLKO Period
RCLKO Pulse Width
RCLKO Pulse Width
RCLKI Period
RCLKI Pulse Width
RSYSCLK Period
RSYSCLK Pulse Width
RSYNC Set Up to RSYSCLK Falling
RSYNC Pulse Width
RPOSI/RNEGI Set Up to RCLKI
Falling
RPOSI/RNEGI Hold From RCLKI
Falling
RSYSCLK/RCLKI Rise and Fall
Times
Delay RCLKO to RPOSO, RNEGO
Valid
Delay RCLK to RSER, RDATA,
RSIG, RLINK Valid
Delay RCLK to RCHCLK, RSYNC,
RCHBLK, RFSYNC, RLCLK
Delay RSYSCLK to RSER, RSIG
Valid
Delay RSYSCLK to RCHCLK,
RCHBLK, RMSYNC, RSYNC, CO
CI Set Up to RSYSCLK Rising
CI Pulse Width
NOTES:
1. Jitter attenuator enabled in the receive path.
2. Jitter attenuator disabled or enabled in the transmit path.
3. RSYSCLK = 1.544 MHz.
Figure24-8 RECEIVE SIDE TIMING
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
t
t
t
WC
CH
PW
HD
DD
LP
LH
LL
LH
LL
CP
CL
SH
SL
SU
SU
D1
D2
D3
D4
SC
SP
SP
SP
SP
, t
F
130 of 137
MIN
4. RSYSCLK = 2.048 MHz.
5. RSYSCLK = 4.096 MHz
200
200
150
150
100
100
100
100
75
75
50
50
20
50
20
20
20
50
6. RSYSCLK = 8.192 MHz
-40°C to +85°C; V
-40°C to +85°C; V
TYP
(0°C to 70°C; V
648
324
324
324
324
648
648
488
244
122
0°C to 70°C; V
MAX
t
SH
25
50
50
50
50
50
DD
DD
–5
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
ns
ns
ns
NOTES
1
1
2
2
3
4
5
6