SA2411

INTEGRATED CIRCUITS SA2411 +20 dBm single chip linear amplifier for WLAN Product data Supersedes data of 2002 Jul 31 2003 Feb 07 Philips Semiconductors Philips Semiconductors Product data +20 dBm single chip linear amplifier for WLAN SA2411 1. DESCRIPTION The SA2411 is a linear power amplifier designed for WLAN application in the 2.4 GHz band. Together with the SA2400A the chips form a complete 802.11b transceiver. The SA2411 is a Si power amplifier with integrated matching and power level detector. 2. FEATURES 75 Ω + 25j Ω differential inputs, internally matched 50 Ω single-ended output, internally matched 15 dB gain block Power detector Bias adjust pin 18% efficiency at 3 V RF matching for SA2400A 3. APPLICATIONS IEEE 802.11 and 802.11b radios Supports DSSS and CCK modulation Supports data rates: 1, 2, 5.5, and 11 Mbps 2.45 GHz ISM band wireless communication devices Table 1. Ordering information PACKAGE TYPE NUMBER SA2411DH NAME TSSOP16 DESCRIPTION plastic thin shrink small outline package; 16 leads; body width 4.4 mm VERSION SOT403-1 4. BLOCK DIAGRAM VDD_DRIVER VDD_BIAS VDD_MAIN IN+ INPUT IN– MATCH PA OUTPUT MATCH ANT Power-up power mode SA2411 SR02383 DETECTOR Figure 1. Block diagram 2003 Feb 07 2 Philips Semiconductors Product data +20 dBm single chip linear amplifier for WLAN SA2411 5. PINNING INFORMATION VDD_MAIN VDD_DRIVER GND IN+ IN– GND DETECTOR GND 1 2 16 VDD_BIAS 15 PWRUP 4 5 6 7 8 SA2411DH 3 14 GND 13 RF_GND 12 AN...