DS21FF42 Maxim Integrated Products, DS21FF42 Datasheet - Page 105

• Manufacturer Part Number: DS21FF42
• Description: IC FRAMER T1 4X4 16CH 300-BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS21FF42

• Controller Type: T1 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

See Figures 25-8 to 25-10 for details.
NOTES:
1. RSYSCLK = 1.544 MHz.
2. RSYSCLK = 2.048 MHz.
AC CHARACTERISTICS – RECEIVE SIDE
RCLK Period
RCLK Pulse Width
RSYSCLK Period
RSYSCLK Pulse Width
RSYNC Set Up to
RSYSCLK Falling
RSYNC Pulse Width
RPOS/RNEG Set UP to
RCLK Falling
RPOS/RNEG Hold From
RCLK Falling
RSYSCLK/RCLK 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
PARAMETER
V
DD
= 2.97 to 3.63V, T
(V
SYMBOL
DD
t
t
R
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
= 2.97 to 3.63V, T
CH
HD
PW
HD
CL
SH
SU
SU
CP
SL
D1
D2
D3
D4
SP
SP
, t
F
MIN
122
122
75
75
50
50
20
20
50
20
20
A
= -40°C to +85°C for DS21FF42N/DS21FT42N)
105 of 114
A
= 0°C to +70°C for DS21FF42/DS21FT42;
TYP
648
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
ns
ns
ns
NOTES
1
2