DS21Q55N Maxim Integrated Products, DS21Q55N Datasheet - Page 230

• Manufacturer Part Number: DS21Q55N
• Description: Framer E1/J1/T1 3.3V 256-Pin BGA
• Manufacturer: Maxim Integrated Products

Specifications of DS21Q55N

• Package: 256BGA
• Number Of Transceivers: 4
• Standard Framing Format: E1|J1|T1
• Maximum Supply Current: 75(Typ) mA
• Minimum Single Supply Voltage: 3.135 V
• Maximum Single Supply Voltage: 3.465 V

Figure 33-8. Receive-Side Timing
Note 1: RSYNC is in the output mode.
Note 2: Shown is RLINK/RLCLK in the ESF framing mode.
Note 3: No relationship between RCHCLK and RCHBLK and other signals is implied.
Note 4: RLCLK only pulses high during Sa bit locations as defined in the E1RCR2 register.
RSER / RDATA / RSIG
RFSYNC / RMSYNC
RLINK (E1 MODE)
RLINK (T1MODE)
RCHCLK
RCHBLK
RSYNC
RLCLK
RCLK
2
1
4
t D1
t D2
t D1
Bit Position
Sa4 to Sa8
t D2
t D2
t D2
t D2
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1ST FRAME BIT