How much memory do the LP controllers have?

Following are the memory specs for the LP Series controllers.

LP1501

Two (2) 32M x 16 (64 Mbyte) DDR2 SDRAM (total 128 Mbyte)
One (1) eMMC NAND Flash 2 GByte
One (1) SPI Serial Flash 32 Mbit (4 MByte)
One (1) 512K x 16 SRAM (1 Mbyte) with battery backup
One (1) I2C Crypto EEPROM 32 Kbit for secure key storage

LP1502

Two (2) 32M x 16 (64 Mbyte) DDR2 SDRAM (total 128 Mbyte)
One (1) eMMC NAND Flash 4 GByte
One (1) SPI Serial Flash 32 Mbit (4 MByte)
One (1) 512K x 16 SRAM (1 Mbyte) with battery backup
One (1) I2C Crypto EEPROM 32 Kbit for secure key storage

LP2500

Two (2) 32M x 16 (64 Mbyte) DDR2 SDRAM (total 128 Mbyte)
One (1) eMMC NAND Flash 4 GByte
One (1) SPI Serial Flash 32 Mbit (4 MByte)
One (1) 512K x 16 SRAM (1 Mbyte) with battery backup
One (1) I2C Crypto EEPROM 32 Kbit for secure key storage

LP4502

Two (2) 128M x 16 (256 Mbyte) DDR2 SDRAM (total 512 MByte)
One (1) eMMC NAND Flash 4 GByte
One (1) SPI Serial Flash 32 Mbit (4 MByte)
One (1) 512K x 16 SRAM (1 MByte) with battery backup
One (1) I2C Crypto EEPROM 32 Kbit for secure key storage