ISL4221EIRZ Intersil, ISL4221EIRZ Datasheet - Page 14

• Manufacturer Part Number: ISL4221EIRZ
• Description: IC TXRX 1TX/1RX 3V RS-232 16-QFN
• Manufacturer: Intersil
• Type: Transceiverr

Specifications of ISL4221EIRZ

• Number Of Drivers/receivers: 2/2
• Protocol: RS232
• Voltage - Supply: 2.7 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 16-VQFN Exposed Pad, 16-HVQFN, 16-SQFN, 16-DHVQFN
• Package: 16QFN EP
• Data Transmission Topology: Point-to-Point
• Interface Standards: ElA/TIA-232|RS-232|V.24|V.28
• Data Rate: 0.5 Mbps
• Function: Line Transmitter/Receiver
• Number Of Transmitters: 1
• Transmitter Signal Type: Single-Ended
• Transmitter Communication Type: RS-232
• Driving Mode: 3-State
• Typical Single Supply Voltage: 3.3|5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Quad Flat No-Lead Plastic Package (QFN)
Micro Lead Frame Plastic Package (MLFP)
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14
ISL3232E, ISL4221E, ISL4223E
L20.5x5
20 LEAD QUAD FLAT NO-LEAD PLASTIC PACKAGE
NOTES:
10. Compliant to JEDEC MO-220VHHC Issue I except for the "b"
1. Dimensioning and tolerancing conform to ASME Y14.5-1994.
2. N is the number of terminals.
3. Nd and Ne refer to the number of terminals on each D and E.
4. All dimensions are in millimeters. Angles are in degrees.
5. Dimension b applies to the metallized terminal and is measured
6. The configuration of the pin #1 identifier is optional, but must be
7. Dimensions D2 and E2 are for the exposed pads which provide
8. Nominal dimensions are provided to assist with PCB Land Pattern
9. Features and dimensions A2, A3, D1, E1, P & θ are present when
SYMBOL
between 0.15mm and 0.30mm from the terminal tip.
located within the zone indicated. The pin #1 identifier may be
either a mold or mark feature.
improved electrical and thermal performance.
Design efforts, see Intersil Technical Brief TB389.
Anvil singulation method is used and not present for saw
singulation.
dimension.
A1
A2
A3
D1
D2
E1
E2
Nd
Ne
A
D
E
N
P
b
e
k
L
θ
0.80
0.23
2.95
2.95
0.20
0.35
MIN
-
-
-
-
MILLIMETERS
NOMINAL
5.00 BSC
4.75 BSC
5.00 BSC
4.75 BSC
0.20 REF
0.65 BSC
0.90
0.02
0.65
0.30
3.10
3.10
0.60
20
5
5
-
-
-
MAX
1.00
0.05
1.00
0.38
3.25
3.25
0.75
0.60
12
-
Rev. 4 11/04
May 13, 2010
NOTES
FN6045.6
5, 8
7, 8
7, 8
9
9
9
9
8
2
3
3
9
9
-
-
-
-
-
-