Product Summary

The MAX3221CDBR is a single-channel RS-232 line driver. It is suitable for battery-powered, hand-held, and portable equipment pdas and palmtop PCs notebooks, subnotebooks, and laptops digital cameras mobile phones and wireless devices.

Parametrics

MAX3221CDBR absolute maximum ratings: (1)Supply voltage range, VCC: -0.3 V to 6 V; (2)Positive output supply voltage range, V+: -0.3 V to 7 V; (3)Negative output supply voltage range, V-: 0.3 V to -7 V; (4)Supply voltage difference, V+ - V-: 13 V; (5)Operating virtual junction temperature, TJ: 150℃; (6)Storage temperature range, Tstg: -65℃ to 150℃.

Features

MAX3221CDBR features: (1)RS-232 Bus-Pin ESD Protection Exceeds ±15 kV Using Human-Body Model (HBM); (2)Meets or Exceeds the Requirements of TIA/EIA-232-F and ITU v.28 Standards; (3)Operates With 3-V to 5.5-V VCC Supply; (4)Operates Up To 250 kbit/s; (5)One Driver and One Receiver; (6)Low Standby Current: 1 μA Typical; (7)External Capacitors: 4 × 0.1 μF; (8)Accepts 5-V Logic Input With 3.3-V Supply; (9)Alternative High-Speed Pin-Compatible; (10)Auto-Powerdown Feature Automatically Disables Drivers for Power Savings.

Diagrams

MAX3221CDBR block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
MAX3221CDBR
MAX3221CDBR

Texas Instruments

Buffers & Line Drivers 1-Channel RS-232

Data Sheet

0-1: $1.06
1-25: $0.82
25-100: $0.74
100-250: $0.66
MAX3221CDBRG4
MAX3221CDBRG4

Texas Instruments

Buffers & Line Drivers 3-5.5V Single-Ch Line Drvr/Rcvr

Data Sheet

0-1540: $0.51
1540-2000: $0.51
2000-5000: $0.50
5000-10000: $0.48