AN98593 Migration from Samsung K9F1G08U0D to Cypress S34ML01G1 AN98593 details how to migrate designs from a Samsung K9F1G08U0D NAND flash memory device to a Cypress S34ML01G1 NAND flash memory device. 1 Overview This application note details how to migrate designs from a Samsung K9F1G08U0D NAND flash memory device to a Cypress S34ML01G1 NAND flash memory device. The S34ML01G1 device is a 3.0 volt, x8-only, NAND flash memory manufactured with 4x nm technology. Note: All the information provided in this guide illustrates only the differences for each section. Please refer to the respective data sheets for more information. The Cypress S34ML01G NAND flash memory device is compatible with the Samsung K9F1G08U0D NAND flash memory device with respect to block, page size, and command set. 2 Feature Comparison Most of the features between the S34ML01G1 and K9F1G08U0D are similar, except a few differences that are highlighted in Table 1. Refer to the respective Samsung K9F1G08U0D and Cypress S34ML01G1 data sheets to verify any other features. Table 1. Feature Comparison 3 Parameter Cypress S34ML01G1 Samsung K9F1G08U0D Random Access 25 µs (Max) 35 µs (Max) Sequential Access 25 ns (Min) 30 ns (Min) Page Program Time 200 µs (Typ) 250 µs (Typ) Command Set All commands supported by the K9F1G08U0D can be used on the S34ML01G1. The S34ML01G1 supports some additional commands. Table 2 shows the supported command list. Table 2. Command Set (Sheet 1 of 2) Command Supported on S34ML01G1 Supported on K9F1G08U0D Page Read Yes Yes Page Program Yes Yes Random Data Input Yes Yes Random Data Output Yes Yes Block Erase Yes Yes Copy Back Read Yes Yes Copy Back Program Yes Yes Read Status Register Yes Yes Reset Yes Yes Read ID Yes Yes Read ID2 Yes No www.cypress.com Document No. 001-98593 Rev. *A 1 Migration from Samsung K9F1G08U0D to Cypress S34ML01G1 Table 2. Command Set (Sheet 2 of 2) Command 4 Supported on S34ML01G1 Supported on K9F1G08U0D Read ONFI Signature Yes No Read Parameter Page Yes No Read Cache Yes No Read Cache End Yes No One-time Programmable (OTP) Area Entry Yes No Absolute Maximum Ratings Differences in Absolute Maximum Ratings are highlighted in Table 3. Table 3. Absolute Maximum Ratings 5 Parameter Symbol Temperature under Bias TBIAS Cypress S34ML01G1 Samsung K9F1G08U0D Value Unit Value Unit -50 to +125 °C -10 to +125 (K9F1G08U0DSCB0) -40 to +125 (K9F1G08U0D-SIB0) °C AC Characteristics The S34ML01G1 and K9F1G08U0D have primarily compatible specifications. Differences in AC Characteristics between the devices are highlighted in Table 4. The potential impact of any parameter specification differences should be evaluated and validated. Refer to the respective Samsung K9F1G08U0D and Cypress S34ML01G1 data sheets to verify the most up to date specifications. Table 4. AC Characteristics Parameter 6 Symbol Cypress S34ML01G1 Samsung K9F1G08U0D Min Max Unit Min Max Unit ALE Setup Time tALS 10 — ns 15 — ns Address to Data Loading Time tADL 70 — ns 100 — ns CLE Setup Time tCLS 10 — ns 15 — ns CE# High to ALE or CLE Don't Care tCSD 10 — ns 0 — ns Data Setup Time tDS 10 — ns 15 — ns Data Transfer from Cell to Register tR — 25 µs — 35 µs Read Cycle Time tRC 25 — ns 30 — ns RE# Pulse Width tRP 12 — ns 15 — ns Write Cycle Time tWC 25 — ns 30 — ns WE# Pulse Width tWP 12 — ns 15 — ns DC Characteristics The S34ML01G1 and K9F1G08U0D have primarily compatible specifications. Differences in DC Characteristics between the devices are highlighted in Table 5. The potential impact of any parameter specification differences should be evaluated and validated. Refer to the respective Samsung K9F1G08U0D and Cypress S34ML01G1 data sheets to verify the most up to date specifications. www.cypress.com Document No. 001-98593 Rev. *A 2 Migration from Samsung K9F1G08U0D to Cypress S34ML01G1 Table 5. DC Characteristics Parameter Operating Current 7 Cypress S34ML01G1 Symbol Sequential Read ICC1 Program ICC2 Erase ICC3 Samsung K9F1G08U0D Typ Max Unit Typ Max Unit 15 30 mA 20 35 mA Pin Capacitance Table 6 shows the differences in pin capacitance between the S34ML01G1 and K9F1G08U0D. Table 6. Pin Capacitance 8 Cypress S34ML01G1 Samsung K9F1G08U0D Symbol Test Condition Min Max Unit Min Max Unit Input CIN VIN = 0V — 10 pF — 8 pF Input / Output CIO VIL = 0V — 10 pF — 8 pF Parameter Device ID Table 7 shows the device ID comparison between the S34ML01G1 and K9F1G08U0D. Table 7. Manufacturer / Device ID Cypress S34ML01G1 9 Samsung K9F1G08U0D 1st 2nd 3rd 4th 5th 1st 2nd 3rd 4th 5th 01h F1h 00h 1Dh — ECh F1h 00h 15h 40h References Cypress S34ML01G1 Data Sheet Samsung K9F1G08U0D Data Sheet www.cypress.com Document No. 001-98593 Rev. *A 3 Migration from Samsung K9F1G08U0D to Cypress S34ML01G1 Document History Page Document Title: AN98593 - Migration from Samsung K9F1G08U0D to Cypress S34ML01G1 Document Number: 001-98593 Rev. ECN No. Orig. of Change Submission Date Description of Change ** – – 05/08/2013 Initial version *A 4979125 MSWI 10/21/2015 Updated in Cypress template www.cypress.com Document No. 001-98593 Rev. *A 4 Migration from Samsung K9F1G08U0D to Cypress S34ML01G1 Worldwide Sales and Design Support Worldwide Sales and Design Support Cypress maintains a worldwide network of offices, solution centers, manufacturers’ representatives, and distributors. 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The inclusion of Cypress' product in a life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges. Use may be limited by and subject to the applicable Cypress software license agreement. www.cypress.com Document No. 001-98593 Rev. *A 5