73M1903-IM/F Maxim Integrated Products, 73M1903-IM/F Datasheet - Page 14

• Manufacturer Part Number: 73M1903-IM/F
• Description: IC MODEM AFE V.22BIS 32-QFN
• Manufacturer: Maxim Integrated Products

Specifications of 73M1903-IM/F

• Number Of Channels: 2
• Voltage - Supply, Analog: 3 V ~ 3.6 V
• Voltage - Supply, Digital: 3 V ~ 3.6 V
• Package / Case: 32-VFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Number Of Bits: -

73M1903 Data Sheet
14
Fs
(kHz)
7.2
8.0
2.4*8/7*3
=8.22857142858
8.4
9.0
9.6
2.4*10/7*3
=10.2857142857
2.4*8/7*4
=10.9714285714
11.2*
12.0
12.8*
=13.7142857143
14.4
7.2
8.0
2.4*8/7*3
=8.22857142858
8.4
9.0
9.6
2.4*10/7*3
=10.2857142857
2.4*8/7*4
=10.9714285714
11.2
12
12.8
2.4*10/7*4
=13.7142857143
14.4
7.2
8.0
8.4
9.0
9.6
2.4*8/7*4
=10.9714285714
11.2
12
2.4*10/7*4
Addr. 00h bit 7
Nnco1
Dnco1
8/125
8/125
8/169
8/125
8/125
8/125
8/125
7/50
7/52
8/125
8/65
7/80
8/125
1/10
1/10
4/35
1/10
1/10
1/10
3/28
4/35
1/10
1/10
1/10
1/7
1/10
1/4
1/4
1/4
1/4
1/4
2/7
1/4
1/4
ENFE
0
1
1
15
21
15
15
15
15
15
11
15
10
10
10
10
10
10
10
10
10
15
7
7
8
8
9
8
7
4
4
4
4
4
6
4
4
Table 6: Examples of NCO Settings
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
PsSeq(7:0)
XXXXXX10
XXXXX100
XXXX1110
XXXX1110
X1000000
X1010100
X1010100
11011010
10000000
11011010
11011010
11011010
11011010
11011010
10000000
11011010
11011010
Table 5: PLL Power Down
Addr. 0Eh bit 6
PwdnPLL
PsRst
=Dnco1
X
-1
0
1
7
7
7
7
7
7
7
6
6
7
7
6
7
0
0
3
0
0
0
2
3
0
0
0
0
0
0
0
0
0
0
4
0
0
Nnco2
Dnco2
5/96
3/64
3/89
5/112
1/24
5/128
7/192
8/107
5/71
1/32
4/71
4/107
5/192
2/27
1/15
4/63
8/135
1/18
1/18
1/21
2/45
1/24
1/18
1/27
5/72
1/16
5/84
1/18
5/96
5/96
5/112
1/24
2/27
1/18
27
21
29
22
24
25
13
14
32
17
26
38
13
15
13
15
16
18
18
18
21
22
24
18
27
14
16
16
18
19
19
22
24
19
PLL Power Off
PLL Power On
PLL Power Off
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
XXXXXXXX
PllSeq(7:0)
XXXXXX10
XXXXXX10
XXXXXX10
XXXXX100
XXXXX110
XXXX1110
XXXX1110
XXXX1110
XXX10100
XXX11010
XXX10000
XXX10100
XXX10100
XXX11110
XXX10000
XXX10000
XXX10100
X1010110
10100100
11111110
XXX10000
PLL
PllRst
=Dnco2
-1
2
2
4
0
4
6
7
4
0
3
3
4
1
0
1
3
7
0
0
0
0
1
0
0
0
4
0
4
0
4
4
4
0
4
Fvco
(Mhz)
47.3965714..
50.5563429..
37.917257…
DS_1903_032
37.917160*
50.557500*
51.611538*
58.984615*
63.196875*
63.19542…
36.864000
38.707200
41.472000
44.236800
47.396571
55.296000
66.355200
33.177600
36.864000
38.707200
41.472000
44.236800
51.609600
55.296000
58.982400
66.355200
33.177600
36.864000
38.707200
41.472000
44.236800
50.556343
51.609600
55.296000
33.177600
Rev. 2.1
PPM
23
38
38
23
-3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0