DS26521LN+ Maxim Integrated Products, DS26521LN+ Datasheet - Page 236

• Manufacturer Part Number: DS26521LN+
• Description: IC TXRX T1/E1/J1 64-LQFP
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS26521LN+

• Number Of Drivers/receivers: 1/1
• Protocol: T1/E1/J1
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

11.1
Table 11-4. Thermal Characteristics
Note 1:
Note 2:
11.2
Table 11-5. Transmitter Characteristics
Output Mark Amplitude
Output Zero Amplitude
Transmit Amplitude Variation with
Supply
Table 11-6. Receiver Characteristics
Cable Attenuation
Allowable Zeros Before Loss
(Note 1)
Allowable Ones Before Loss
(Note 2)
Note 1:
Note 2:
Ambient Temperature
Junction Temperature
Theta-JA ( θ
Thermal Characteristics
Line Interface Characteristics
The package is mounted on a four-layer JEDEC standard test board.
Theta-JA (θ
board.
192 zeros for T1 and T1.231 Specification Compliance. 192 zeros for E1 and G.775 Specification Compliance. 2048 zeros for
ETS 300 233 compliance.
24 ones in 192-bit period for T1.231; 192 ones for G.775; 192 ones for ETS 300 233.
PARAMETER
PARAMETER
JA
) in Still Air for 64-Pin LQFP
PARAMETER
JA
) is the junction-to-ambient thermal resistance, when the package is mounted on a four-layer JEDEC standard test
SYMBOL
SYMBOL
Attn
V
V
m
s
236 of 258
E1 75 Ω
E1 120 Ω
T1 100 Ω
J1 110 Ω
(Note 1)
(Note 1)
(Note 2)
CONDITIONS
CONDITIONS
CONDITIONS
2.13
2.70
2.40
2.40
MIN
MIN
MIN
-0.3
DS26521 Single T1/E1/J1 Transceiver
-40
-1
+17.5
2048
TYP
TYP
2.37
3.00
3.00
3.00
TYP
192
192
192
192
24
+125
MAX
MAX
MAX
2.61
3.30
3.60
3.60
+0.3
+85
+1
43
UNITS
UNITS
UNITS
°C/W
dB
°C
°C
%
V
V