参数资料
型号: OP262HRUZ
厂商: Analog Devices Inc
文件页数: 9/20页
文件大小: 0K
描述: IC OPAMP GP R-R 15MHZ LN 8TSSOP
标准包装: 96
放大器类型: 通用
电路数: 2
输出类型: 满摆幅
转换速率: 13 V/µs
增益带宽积: 15MHz
电流 - 输入偏压: 260nA
电压 - 输入偏移: 25µV
电流 - 电源: 550µA
电流 - 输出 / 通道: 30mA
电压 - 电源,单路/双路(±): 2.7 V ~ 12 V,±1.35 V ~ 6 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 8-TSSOP
包装: 管件
产品目录页面: 774 (CN2011-ZH PDF)
Data Sheet
OP162/OP262/OP462
Rev. H | Page 17 of 20
Figure 45. Positive Slope Settling Time
Figure 46. Negative Slope Settling Time
DIRECT ACCESS ARRANGEMENT
Figure 47 shows a schematic for a 5 V single-supply transmit/
receive telephone line interface for 600 transmission systems.
It allows full-duplex transmission of signals on a transformer-
coupled 600 line. Amplifier A1 provides gain that can be
adjusted to meet the modem output drive requirements. Both
A1 and A2 are configured to apply the largest possible differential
signal to the transformer. The largest signal available on a single
5 V supply is approximately 4.0 V p-p into a 600 transmission
system. Amplifier A3 is configured as a difference amplifier to
extract the receive information from the transmission line for
amplification by A4. A3 also prevents the transmit signal from
interfering with the receive signal. The gain of A4 can be adjusted
in the same manner as A1 to meet the modem’s input signal
requirements. Standard resistor values permit the use of SIP
(single in-line package) format resistor arrays. Couple this with
the OP462 14-lead SOIC or TSSOP package and this circuit
offers a compact solution.
Figure 47. Single-Supply Direct Access Arrangement for Modems
00288-
048
10
0%
100
90
1s
5mV
2V
00288-
049
10
0%
100
90
10
0%
100
90
1s
2V
5mV
6.2V
TRANSMIT
TXA
RECEIVE
RXA
2k
P1
TX GAIN
ADJUST
A1
A2
A3
A4
A1, A2 = 1/2 AD8532
A3, A4 = 1/2 AD8532
R3
360
ZO
600
R1
10k
R13
10k
R10
10k
R9
10k
R11
10k
C2
0.1
F
C1
0.1
F
10
F
R12
10k
R7
10k
R8
10k
R5
10k
R6
10k
R14
14.3k
R2
9.09k
1:1
T1
TO TELEPHONE
LINE
1
2
3
7
6
5
2
3
1
6
5
7
P2
RX GAIN
ADJUST
2k
5V DC
MIDCOM
671-8005
00288-050
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