DS21Q50L-W+ Maxim Integrated Products, DS21Q50L-W+ Datasheet - Page 82

• Manufacturer Part Number: DS21Q50L-W+
• Description: TXRX E1 QUAD CLK/DATA 100LQFP
• Manufacturer: Maxim Integrated Products

Specifications of DS21Q50L-W+

• Function: Transceiver
• Interface: E1
• Number Of Circuits: 4
• Voltage - Supply: 3.14 V ~ 3.47 V
• Current - Supply: 230mA
• Mounting Type: Surface Mount
• Package / Case: 100-LFQFP
• Includes: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Operating Temperature: -
• Other names: 90-21Q50+LW0

21.4 Receive AC Characteristics
AC CHARACTERISTICS—RECEIVER
(V
SYSCLK Period (Note 1)
SYSCLK Pulse Width
RSYNC Setup to SYSCLK
Falling
RSYNC Pulse Width
Delay RCLK to RSER Valid
Delay RCLK to RSYNC,
OUTA, OUTB
Delay SYSCLK to RSER Valid
Delay SYSCLK to RSYNC,
OUTA, OUTB
Note 1: SYSCLK = 2.048MHz.
Figure 21-9. Receive AC Timing (Receive Elastic Store Disabled)
DD
= 3.3.0V ±5%, T
NOTE 1: OUTA OR OUTB CONFIGURED TO OUTPUT RCLK (NONINVERTED).
NOTE 2: OUTA OR OUTB CONFIGURED TO OUTPUT RCLK (INVERTED).
NOTE 3: RSYNC IS IN THE OUTPUT MODE (RCR1.5 = 0).
NOTE 4: OUTA OR OUTB CONFIGURED TO OUTPUT RFSYNC, CRC4 MF SYNC, OR CAS MF SYNC (NONINVERTED).
NOTE 5: OUTA OR OUTB CONFIGURED TO OUTPUT RFSYNC, CRC4 MF SYNC, OR CAS MF SYNC (INVERTED).
PARAMETER
OUTA / OUTB (*RCLK)
OUTA / OUTB (RCLK)
OUTA / OUTB
OUTA / OUTB
A
= 0°C to +70°C for DS21Q50L; V
RSYNC
2
1
RSER
4
3
5
t
D1
SYMBOL
t
t
t
t
t
t
t
t
t
PW
SH
SU
SP
SL
D1
D2
D3
D4
t D2
82 of 87
DD
= 3.3.0V ± 5%, T
Channel 1
MSB of
MIN
122
50
50
20
50
A
= -40°C to +85°C for DS21Q50LN.)
TYP
488
MAX
t
SH
50
50
50
50
- 5
UNITS
ns
ns
ns
ns
ns
ns
ns
ns