HC55185ECRZ Intersil, HC55185ECRZ Datasheet - Page 20
![](/photos/31/31/313137/32pin_qfn_ep_sml.jpg)
HC55185ECRZ
Manufacturer Part Number
HC55185ECRZ
Description
Manufacturer
Intersil
Datasheet
1.HC55185ECRZ.pdf
(20 pages)
Specifications of HC55185ECRZ
Number Of Channels
1
On-hook Transmission
Yes
Polarity Reversal
Yes
On-chip Ring Relay Driver
Yes
Longitudinal Balanced
64
Operating Supply Voltage (typ)
5/-18/-24/-28V
Operating Temp Range
0C to 85C
Loop Current Limit
45mA
Operating Temperature Classification
Commercial
Pin Count
32
Mounting
Surface Mount
Operating Current
10.3mA
Operating Supply Voltage (max)
5.25/-52V
Operating Supply Voltage (min)
4.75/-16V
Lead Free Status / RoHS Status
Compliant
Plastic Leaded Chip Carrier Packages (PLCC)
Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without
notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
0.020 (0.51) MAX
3 PLCS
NOTES:
0.042 (1.07)
0.048 (1.22)
1. Controlling dimension: INCH. Converted millimeter dimensions are
2. Dimensions and tolerancing per ANSI Y14.5M-1982.
3. Dimensions D1 and E1 do not include mold protrusions. Allowable
4. To be measured at seating plane
5. Centerline to be determined where center leads exit plastic body.
6. “N” is the number of terminal positions.
not necessarily exact.
mold protrusion is 0.010 inch (0.25mm) per side. Dimensions D1
and E1 include mold mismatch and are measured at the extreme
material condition at the body parting line.
PIN (1) IDENTIFIER
All Intersil U.S. products are manufactured, assembled and tested utilizing ISO9000 quality systems.
0.045 (1.14)
MIN
C L
D1
D
0.026 (0.66)
0.032 (0.81)
Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality
For information regarding Intersil Corporation and its products, see www.intersil.com
0.050 (1.27) TP
VIEW “A” TYP.
20
0.042 (1.07)
0.056 (1.42)
E1
-C-
E
C L
contact point.
0.025 (0.64)
MIN
0.013 (0.33)
0.021 (0.53)
A
A1
-C-
0.004 (0.10)
D2/E2
D2/E2
0.025 (0.64)
0.045 (1.14)
SEATING
PLANE
VIEW “A”
0.020 (0.51)
MIN
HC55185
R
C
N28.45
28 LEAD PLASTIC LEADED CHIP CARRIER PACKAGE
SYMBOL
A1
D1
D2
E1
E2
D
N
A
E
(JEDEC MS-018AB ISSUE A)
0.165
0.090
0.485
0.450
0.191
0.485
0.450
0.191
MIN
INCHES
28
MAX
0.180
0.120
0.495
0.456
0.219
0.495
0.456
0.219
12.32
11.43
12.32
11.43
MILLIMETERS
4.20
2.29
4.86
4.86
MIN
28
12.57
11.58
12.57
11.58
MAX
4.57
3.04
5.56
5.56
December 18, 2006
Rev. 2 11/97
NOTES
FN4831.14
4, 5
4, 5
6
3
3
-
-
-
-