TA81404F X1208I N74F04D RTL8305B SAA7151WP SN74LS197N丝印记

正品SAA7151WP SAA7146AH SAA7145RZ SAA7145R2 SAA7144HL

贴片直插SAA7283ZP SAA7192WP SAA7151WP SAA7187WP 5

RTC72421A S29AL016M90FFI02 SAA7151WP SABC161RIL16M

新AM79C2031JC 89C51ED2-CM SAA7151B-WP RT9176-18CG R

贴片直插SAA7151B-WP/SAA7121H/V2/SAA5281ZP/T/SAA5281ZPM3/4