AM7992 Advanced Micro Devices, AM7992 Datasheet - Page 25

• Manufacturer Part Number: AM7992
• Description: Serial Interface Adapter (SIA)
• Manufacturer: Advanced Micro Devices

SWITCHING WAVEFORMS
Notes:
A. Case 1, 5 Data Bit Pattern 0, 1
B. Case 2, 6 Data Bit Pattern 1, 0
C. Case 3, 7 Data Bit Pattern 1, 1
D. Case 4, 8 Data Bit Pattern X, 0
(Note A)
(Note B)
(Note C)
(Note D)
Rising clock edge moved toward 1/4 bit cell RCLK data strobe. Case 1 uses bit 5, Case 5 uses bit 55.
Falling clock edge moved toward 1/4 bit cell RCLK data strobe. Case 2 uses bit 6, Case 6 uses bit 56.
Falling bit cell edge moved toward 1/4 bit cell RCLK data strobe. Case 3 uses bit 6, Case 7 uses bit 56.
Rising bit cell edge moved toward 1/4 bit cell RCLK data strobe. Case 4 uses bit 5, Case 8 uses bit 55.
AMD
Bit Number
INTRCLK
Receive+
Receive–
Receive
Receive+
Receive–
Receive
Receive+
Receive–
Receive
Receive+
Receive–
Receive
PLL CLK
RX
RX
RX
RX
+4.5 V
+4.5 V
+1.5 V
+1.5 V
+4.5 V
+1.5 V
+1.5 V
+4.5 V
+1.5 V
+1.5 V
–1.5 V
–1.5 V
–4.5 V
–1.5 V
–1.5 V
4.5 V
1.5 V
1.5 V
+3 V
+3 V
+3 V
3 V
0
0
0
0
0
0
0
0
BCC
1
BCB
BCC
Input Jitter Timing
2
Am7992B
BCC
3
tEJI
tEJ51
1/4 Bit Cell
BCC
1/4 Bit Cell
4
0 V
4.5 V
A
BCC
5
55
tEJI
tEJ51
D
tEJI
tEJ51
tEJI
tEJ51
BCB
BCB
C
Strobe
B
BCC
RX
6
56
Strobe
RX
BCC
Strobe
RX
7
57
03378I-24
Strobe
RX
BCC
8
58
25