DS21FF44 Maxim Integrated Products, DS21FF44 Datasheet - Page 19

• 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

Figure 6-1. DS21Q44 ENHANCED QUAD E1 FRAMER
RPOS
RCLK
RNEG
CLKS I
VDD
VSS
TPOS
TNEG
3
3
TEST
Note:
1. Alternate pin functions. Consult data sheet for restrictions.
Power
CS*
FRAMER #0
FRAMER #1
FRAMER #2
FRAMER #3
FS0
Transmit Side Formatter
Receive Side Framer
FS1
BTS
data
clock
sync
(R/W*)
8.192MHz Clock
Parallel & Test Control Port
WR*
Synthesizer
64-Byte Buffer
HDLC Engine
DS0 Insertion
Sa Extraction
(routed to all blocks)
sync
clock
data
(DS*)
RD*
Timing Control
(AS)/
64-Byte Buffer
ALE
HDLC Engine
DS0 Insertion
Sa Insertion
A6
19 of 117
Elastic
Store
A0 to A5,
7
A7
Elastic
Store
MUX
Sync Control
Timing Control
AD0 to AD7
D0 to D7 /
8
LOTC DET
Hardware
Signaling
Insertion
Signaling
MUX
Buffer
&
JTAG Port
FMS
INT*
RLOS/LOTC 1
RLCLK
RCHBLK
RCHCLK
RSER
RSYSCLK
RSYNC
RMSYNC
RFSYNC
TSYNC
TSSYNC
TSYSCLK
TSER
TLINK
TLCLK
8MCLK
JTRST*
JTMS
JTCLK
JTDI
JTDO
RLINK
RSIG
TSIG
TCLK
TCHCLK
TCHBLK
1
1
1