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參數(shù)資料
型號: DS2186S/T&R
廠商: Maxim Integrated Products
文件頁數(shù): 9/11頁
文件大?。?/td> 0K
描述: IC TRANSMIT LINE INTERFC 20-SOIC
標(biāo)準(zhǔn)包裝: 1,000
類型: 線路驅(qū)動器,發(fā)射器
驅(qū)動器/接收器數(shù): 1/0
規(guī)程: T1/CEPT
電源電壓: 4.75 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 20-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 20-SOIC W
包裝: 帶卷 (TR)
DS2186
022798 7/11
CHARACTERISTICS OF T1 AND CEPT INTERFACES Table 3
CHARACTERISTIC
T1
CEPT
LINE RATE
1.544 MHz
2.048 MHz
LINE CODE
AMI1 or B8ZS
AMI or HDB3
TEST LOAD IMPEDANCE
100 ohm Resistive
120 ohm Resistive (wire pair)
75 ohm Resistive (coax)
NOMINAL PEAK
VOLTAGE
2.4V to 3.6 V2
3.0V (wire pair)
2.37V (coax)
PULSE SHAPE
–Scaled to fit templates shown–
NOMINAL PULSE WIDTH
324 ns
244 ns
PULSE IMBALANCE
< 0.5 dB difference between
total power of positive and
negative pulses.
1) Negative peak = positive peak
±5%
2) Positive width at nominal half ampli-
tude = negative width at nominal half
amplitude
±5%.
NOTES:
1. With a ones density of at least 12.5% and no more than 15 consecutive zeros.
2. Measured at the cross–connect (DSX–1) point; CSU applications may be 7.5 to 15 dB below these levels.
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