LE57D121BTC Zarlink, LE57D121BTC Datasheet - Page 22

• Manufacturer Part Number: LE57D121BTC
• Description: SLIC 2-CH 67dB 120mA 5V 44-Pin LQFP EP Tray
• Manufacturer: Zarlink

Specifications of LE57D121BTC

• Package: 44LQFP EP
• Number Of Channels Per Chip: 2
• Polarity Reversal: Yes
• Longitudinal Balanced: 67 dB
• Loop Current: 120 mA
• Minimum Operating Supply Voltage: 4.75 V
• Typical Operating Supply Voltage: 5 V
• Typical Supply Current: 9.3 mA

44-Pin eTQFP
Note:
Packages may have mold tooling markings on the surface. These markings have no impact on the form, fit or function of the
device. Markings will vary with the mold tool used in manufacturing.
PHYSICAL DIMENSIONS
Notes:
1. Controlling dimension in millimeter unless otherwise specified.
2. Dimensions “D1” and “E1” do not include mold protrusion. Allowable protrusion is
3. Dimension “b” does not include Dambar protrusion. Allowable Dambar protrusion
4. Dambar can not be located on the lower radius or the foot. Minimum space between
5. Square dotted line is E-Pad outline.
6. “N” is the total number of terminals.
Symbol
0.25mm per side.
“D1” and “E1” are maximum plastic body size dimensions including mold mismatch.
shall not cause the lead width to exceed the maximum “b” dimension by more than 0.08mm.
protrusion and an adjacent lead is 0.07mm for 0.4mm and 0.5mm pitch packages.
A1
A2
D1
E1
R2
R1
A
D
E
1
2
3
11 deg
11 deg
0 deg
0 deg
0.05
0.95
0.08
0.08
Min
-
12 BSC
10 BSC
12 BSC
10 BSC
3.5 deg
12 deg
12 deg
Nom
1.00
-
-
-
-
-
Zarlink Semiconductor Inc.
44-Pin eTQFP
13 deg
13 deg
7 deg
Max
1.20
0.15
1.05
0.20
-
-
22
Symbol
aaa
bbb
ccc
ddd
D2
E2
L1
N
L
S
b
e
c
0.09
0.45
0.20
0.17
Min
1.00 REF
0.80 BSC
Nom
0.60
0.20
8.00
8.00
0.20
0.20
0.10
0.20
44
-
-
Max
0.20
0.75
0.27
-