NSK70721PE.C2 Intel, NSK70721PE.C2 Datasheet - Page 66

• Manufacturer Part Number: NSK70721PE.C2
• Manufacturer: Intel

Specifications of NSK70721PE.C2

• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.75V
• Operating Supply Voltage (max): 5.25V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 28
• Lead Free Status / RoHS Status: Supplier Unconfirmed

SK70725/SK70721 — Enhanced Multi-Rate DSL Data Pump Chip Set
66
PROCESSOR
C7, 8
C4-6, 9
C1
MODE
CMOS CLOCK
NOTES:
OSCILLATOR
MDSL
DATA
I/F
16x BIT_CK
1. Application is shown for operating mode 6 & 7.
2. The EDSP and IAFE should have independent ground planes connected at a single point near pin 5 of the IAFE.
+5V
Ref
I/F
Table 29. Components for Typical Application (Figure 26) (Continued)
Figure 27. Typical Application (Optimized for noise free performance)
U3
C1
+
36..43
15
29
31
32
10
17
12
11
35 READ
34 WRITE
33 CHIPSEL
7
8
4
5
6
9
470 pF, COG or mica,
10%
0.1 F, ceramic, 10%
100 F, electrolytic, 20%
RFP
RDATA_ST
RDATA
BIT_CLK
TFP
TDATA
MODE_S1
MODE_S2
MODE_S3
ADDR0
ADDR1
ADDR2
ADDR3
D0..D7
INT
C2
ENB
ENB
2
Description
1
44
13
14
3
SRCTL_FS
VCO_CLK
C3
AGC_SET
SER_CTL
28
TX_CLK
RESET
TMAG
TSGN
AD1
AD0
16
C12
23
22
21
20
19
U1 SK70725
27
26
25
24
18
EDSP
J1
R16
C13
R6, 7
R3, 5
R4
RESET-
R15
Ref
R14
1
25
26
27
28
1
2
3
4
5
D1
AD1
AD0
RX_CK
SER_CTL
VCO_CK
TSGN
TMAG
TX_CK
AGC_SET
9
C14
20
20 , 1%
604 , 1%
909 , 1%
C4
23
8
24
Description
12 15
Y1
7
C6
C5
6
RRING
BRING
TRING
C15
10
IBIAS
RTIP
BTIP
TTIP
D2
13
14
16
17
C10
21
22
11
U2 SK70721
IAFE
C11
Y1
T1
R13
Ref
R11
R10
R12
Pullable Crystal
1168 kbps: 37.376 MHz (pn:8125611)
784 kbps: 25.088 MHz (pn:80546/1)
528 kbps: 16.896 MHz (pn:81522/1)
400 kbps: 12.800 MHz (pn:80546/5)
272 kbps: 8.704 MHz (pn:81523/1)
(Hy-Q International)
1:1.8 Transformer
400 kbps < Line rate < 784 kbps:
Midcom 671-7376 or
Pulse Engineering PE-68614.
Line rate = 1168 kbps: Midcom 671-7671 or
Pulse Engineering PE-68650.
Line rate < 400 kbps: Midcom 50109.
+5V
R2
C7
R1
R3
C9
R4
R5
R8
R9
Description
R6
C8
4
2
R7
1:1.8
T1
10
6
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