參數資料
型號: DS2151Q
廠商: DALLAS SEMICONDUCTOR
元件分類: Digital Transmission Controller
英文描述: DATACOM, FRAMER, PQCC44
封裝: PLASTIC, LCC-44
文件頁數: 35/47頁
文件大?。?/td> 413K
代理商: DS2151Q
MAX1464
Low-Power, Low-Noise Multichannel
Sensor Signal Processor
40
Maxim Integrated
OSC[4:0]
BINARY
DECIMAL
% CHANGE FROM NOMINAL
CLOCK FREQUENCY (%)
01111
15
+43.7
01110
14
+42.2
01101
13
+40.1
01100
12
+38.4
01011
11
+35.2
01010
10
+32.8
01001
9
+28.8
01000
8
+25.5
00111
7
+17.7
00110
6
+14.1
00101
5
+10.0
00100
4
+8.4
00011
3
+5.4
00010
2
+3.6
00001
1
+1.4
00000
0
11111
-1
-3.4
11110
-2
-4.9
11101
-3
-7.2
11100
-4
-9.1
11011
-5
-12.6
11010
-6
-15.1
11001
-7
-18.5
11000
-8
-21.0
10111
-9
-25.3
10110
-10
-27.2
10101
-11
-29.9
10100
-12
-32.1
10011
-13
-35.8
10010
-14
-38.1
10001
-15
-40.9
10000
-16
-43.0
Table 35. Oscillator Trim Settings
(Two’s Complement)
ENCKOUT
CKSEL
(PIN)
CKIO
DESCRIPTION
X
0
Input
Internal oscillator is
halted. An external clock
must be supplied to
CKIO pin.
01
High
impedance
Internal oscillator is
running. CKIO output
driver is disabled.
1
Output
Internal oscillator is
running. CKIO output
driver is enabled driving
clock output.
Table 36. Internal Oscillator and CKIO
Control
BITS
NAME
DESCRIPTION
15–13
Unused.
12–8
OSC[4:0]
Oscillator trim setting. OSC[4] = MSB.
7–6
Unused.
5–4
Reserved 0.
3–1
Unused.
0
ENCKOUT
Enable clock output: 1 = enable
internal clock output on CKIO based
on CKSEL inputs, 0 = disable.
Table 34. Oscillator Control (Address = 32h)
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