74LV4799SD,118 NXP Semiconductors, 74LV4799SD,118 Datasheet
74LV4799SD,118
Specifications of 74LV4799SD,118
74LV4799SD-T
935156120118
Related parts for 74LV4799SD,118
74LV4799SD,118 Summary of contents
Page 1
Timer for NiCd and NiMH chargers Product specification Supersedes data of 1998 Apr 07 IC24 Data Handbook Philips Semiconductors INTEGRATED CIRCUITS 1998 Apr 20 ...
Page 2
Philips Semiconductors Timer for NiCd and NiMH chargers FEATURES Wide supply voltage range of 0 allows 1 to 4-cell applications 10 V allowed on special inputs Supports virtually all battery chargers, including switched-mode power supplies On-chip ...
Page 3
Philips Semiconductors Timer for NiCd and NiMH chargers FUNCTIONAL DIAGRAM V CC SEL 7 DIS 9 PWRS 5 SCAN 14 SCI 15 GND GND GND CP I OSC 13 IEC LOGIC SYMBOL ...
Page 4
Philips Semiconductors Timer for NiCd and NiMH chargers PIN DESCRIPTION PIN NO. SYMBOL 1 LED LED driver output pin (active LOW Enable output (active HIGH Enable output (active LOW External power input in 5 ...
Page 5
Philips Semiconductors Timer for NiCd and NiMH chargers Self-discharge mode. If DIS is HIGH and PWRS is inactive (LOW or open), the battery is being neither charged nor discharged. The circuit is in the self-discharge mode. This mode represents the ...
Page 6
Philips Semiconductors Timer for NiCd and NiMH chargers FUNCTION TABLE 2 INPUTS STATUS STATUS INDICATION PWRS DIS Charge Charge Charge/discharge Trickle charge Trickle charge Discharge ...
Page 7
Philips Semiconductors Timer for NiCd and NiMH chargers RECOMMENDED OPERATING CONDITIONS SYMBOL PARAMETER V DC supply voltage CC Input voltage pins 4, 5, and Input voltage pins 7, 13, 14, and 15 Output voltage pins 10, 11, ...
Page 8
Philips Semiconductors Timer for NiCd and NiMH chargers DC ELECTRICAL CHARACTERISTICS Over recommended operating conditions. Voltages are referenced to GND (ground = 0 V). SYMBOL PARAMETER HIGH level Input voltage ...
Page 9
Philips Semiconductors Timer for NiCd and NiMH chargers AC CHARACTERISTICS GND = 0V 2.5ns 50pF SYMBOL PARAMETER f f Oscillator frequency s read Oscillator frequency spread Duty factor Duty ...
Page 10
Philips Semiconductors Timer for NiCd and NiMH chargers Charge discharge times PARAMETER Charge time Discharge time Self-discharge time LED frequency The frequency of the LED output (pin1) is determined by the oscillator frequency. Three modes of operation, each with its ...
Page 11
Philips Semiconductors Timer for NiCd and NiMH chargers Error free operation, even under extreme conditions. Several measures are taken in the circuit design to ensure error–free operation, even with very low supply voltages. Moreover, the circuit has been made very ...
Page 12
Philips Semiconductors Timer for NiCd and NiMH chargers 33E 2 2 100–240 VAC 12/24 VDC DRN 16 VAT 6 15 VAC2 SRC 7 14 VAC1 VIC PWR/LED ...
Page 13
Philips Semiconductors Timer for NiCd and NiMH chargers DIP16: plastic dual in-line package; 16 leads (300 mil) 1998 Apr 20 13 Product specification 74LV4799 SOT38-4 ...
Page 14
Philips Semiconductors Timer for NiCd and NiMH chargers SO16: plastic small outline package; 16 leads; body width 3.9 mm 1998 Apr 20 14 Product specification 74LV4799 SOT109-1 ...
Page 15
Philips Semiconductors Timer for NiCd and NiMH chargers SSOP16: plastic shrink small outline package; 16 leads; body width 5.3 mm 1998 Apr 20 15 Product specification 74LV4799 SOT338-1 ...
Page 16
Philips Semiconductors Timer for NiCd and NiMH chargers TSSOP16: plastic thin shrink small outline package; 16 leads; body width 4.4 mm 1998 Apr 20 16 Product specification 74LV4799 SOT403-1 ...
Page 17
Philips Semiconductors Timer for NiCd and NiMH chargers 1998 Apr 20 NOTES 17 Product specification 74LV4799 ...
Page 18
Philips Semiconductors Timer for NiCd and NiMH chargers Data sheet status Data sheet Product Definition status status Objective Development This data sheet contains the design target or goal specifications for product development. specification Specification may change in any manner without ...