DS21FF44 Maxim Integrated Products, DS21FF44 Datasheet - Page 106

• Manufacturer Part Number: DS21FF44
• Description: IC FRAMER E1 4X4 16CH 300-BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS21FF44

• Controller Type: E1 Framer
• Interface: Parallel/Serial
• Voltage - Supply: 2.97 V ~ 3.63 V
• Current - Supply: 300mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 300-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AC CHARACTERISTICS—RECEIVE SIDE
RCLK Period
RCLK Pulse Width
RSYSCLK Period
RSYSCLK Pulse Width
RSYNC Setup/Hold to
RSYSCLK Falling
RSYNC Pulse Width
RPOS/RNEG Setup to
RCLK Falling
RPOS/RNEG Hold From
RCLK Falling
RSYSCLK/RCLKI Rise
and Fall Times
Delay RCLK to RSER,
RSIG, RLINK Valid
Delay RCLK to RCHCLK,
RSYNC, RCHBLK,
RFSYNC, RLCLK
Delay RSYSCLK to
RSER, RSIG Valid
Delay RSYSCLK to
RCHCLK, RCHBLK,
RMSYNC, RSYNC
See Figures 23-8 to 23-10 for details.
NOTES:
1) RSYSCLK = 1.544MHz
2) RSYSCLK = 2.048MHz
PARAMETER
V
DD
= 2.97 to 3.63V, T
(V
SYMBOL
DD
t
R
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
PW
CH
HD
HD
CP
CL
SH
SU
SU
D1
D2
D3
D4
SP
SP
SL
, t
= 2.97 to 3.63V, T
F
MIN
122
75
50
20
50
20
20
A
106 of 117
= -40°C to +85°C for DS21FF44N/DS21FT44N)
A
= 0°C to +70°C for DS21FF44/DS21FT44
TYP
488
648
488
t
MAX
SH
25
50
50
50
50
- 5
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DS21FT44/DS21FF44
NOTES
1
2