Rainbow-electronics AT49LV001NT User Manual

1Features • Single Supply for Read and Write: 2.7 to 3.6V (BV), 3.0 to 3.6V (LV)• Fast Read Access Time - 70 ns • Internal Program Control and Timer •

AT49BV/LV001(N)(T)10Notes: 1. These parameters are characterized and not 100% tested.2. See tOE spec in AC Read Characteristics.DATA Polling Waveforms

AT49BV/LV001(N)(T)11Software ProductIdentification Entry(1)Software ProductIdentification Exit(1)Notes for software product identification1. Data Form

AT49BV/LV001(N)(T)12AT49BV001 Ordering InformationtACC(ns)ICC (mA)Ordering Code Package Operation RangeActive Standby90 50 0.1 AT49BV001-90JCAT49BV001

AT49BV/LV001(N)(T)13AT49LV001 Ordering InformationtACC(ns)ICC (mA)Ordering Code Package Operation RangeActive Standby70 50 0.1 AT49LV001-70JCAT49LV001

AT49BV/LV001(N)(T)14AT49BV001N Ordering InformationtACC(ns)ICC (mA)Ordering Code Package Operation RangeActive Standby90 50 0.1 AT49BV001N-90JCAT49BV0

AT49BV/LV001(N)(T)15AT49LV001N Ordering InformationtACC(ns)ICC (mA)Ordering Code Package Operation RangeActive Standby70 50 0.1 AT49LV001N-70JCAT49LV0

AT49BV/LV001(N)(T)16AT49BV001T Ordering InformationtACC(ns)ICC (mA)Ordering Code Package Operation RangeActive Standby90 50 0.1 AT49BV001T-90JCAT49BV0

AT49BV/LV001(N)(T)17AT49LV001T Ordering InformationtACC(ns)ICC (mA)Ordering Code Package Operation RangeActive Standby70 50 0.1 AT49LV001T-70JCAT49LV0

AT49BV/LV001(N)(T)18AT49BV001NT Ordering InformationtACC(ns) ICC (mA) Ordering Code Package Operation Range90 50 0.1 AT49BV001NT-90JCAT49BV001NT-90PCA

AT49BV/LV001(N)(T)19AT49LV001NT Ordering InformationtACC(ns) ICC (mA) Ordering Code Package Operation Range70 50 0.1 AT49LV001NT-70JCAT49LV001NT-70PCA

AT49BV/LV001(N)(T)2AT49BV/LV001N(T) pin 1 for the DIP and PLCC packagesand pin 9 for the TSOP package are don’t connect pins.To allow for simple in-sy

AT49BV/LV001(N)(T)20Packaging Information.045(1.14) X 45˚PIN NO. 1IDENTIFY.025(.635) X 30˚ - 45˚.012(.305).008(.203).021(.533).013(.330).530(13.5).490

© Atmel Corporation 1999.Atmel Corporation makes no warranty for the use of its products, other than those expressly contained in the Company’s standa

AT49BV/LV001(N)(T)3Device OperationREAD: The AT49BV/LV001(N)(T) is accessed like anEPROM. When CE and OE are low and WE is high, thedata stored at the

AT49BV/LV001(N)(T)4Once the feature is enabled, the data in the boot block canno longer be erased or programmed with input voltage levelof 5.5V or les

AT49BV/LV001(N)(T)5Notes: 1. The DATA FORMAT in each bus cycle is as follows: I/O7 - I/O0 (Hex)2. The 16K byte boot sector has the address range 00000

AT49BV/LV001(N)(T)6Notes: 1. X can be VIL or VIH.2. Refer to AC Programming Waveforms.3. VH = 12.0V ± 0.5V.4. Manufacturer Code: 1FH, Device Code: 05H

AT49BV/LV001(N)(T)7AC Read Waveforms (1)(2)(3)(4)Notes: 1. CE may be delayed up to tACC - tCE after the address transition without impact on tACC.2. O

AT49BV/LV001(N)(T)8AC Byte Load WaveformsWE ControlledCE ControlledAC Byte Load CharacteristicsSymbol Parameter Min Max UnitstAS, tOESAddress, OE Set-

AT49BV/LV001(N)(T)9Program Cycle WaveformsSector or Chip Erase Cycle WaveformsNotes: 1. OE must be high only when WE and CE are both low.2. For chip e